20496894480

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:521

約数の個数: 480

約数和(自身を含む): 75785149440

約数和(自身を除く): 55288254960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 211, 216, 228, 240, 243, 263, 270, 285, 304, 324, 342, 360, 380, 405, 422, 432, 456, 486, 513, 526, 540, 570, 633, 648, 684, 720, 760, 789, 810, 844, 855, 912, 972, 1026, 1052, 1055, 1080, 1140, 1215, 1266, 1296, 1315, 1368, 1520, 1539, 1578, 1620, 1688, 1710, 1899, 1944, 2052, 2104, 2110, 2160, 2280, 2367, 2430, 2532, 2565, 2630, 2736, 3078, 3156, 3165, 3240, 3376, 3420, 3798, 3888, 3945, 4009, 4104, 4208, 4220, 4560, 4617, 4734, 4860, 4997, 5064, 5130, 5260, 5697, 6156, 6312, 6330, 6480, 6840, 7101, 7596, 7695, 7890, 8018, 8208, 8440, 9234, 9468, 9495, 9720, 9994, 10128, 10260, 10520, 11394, 11835, 12027, 12312, 12624, 12660, 13680, 14202, 14991, 15192, 15390, 15780, 16036, 16880, 17091, 18468, 18936, 18990, 19440, 19988, 20045, 20520, 21040, 21303, 22788, 23085, 23670, 24054, 24624, 24985, 25320, 28404, 28485, 29982, 30384, 30780, 31560, 32072, 34182, 35505, 36081, 36936, 37872, 37980, 39976, 40090, 41040, 42606, 44973, 45576, 46170, 47340, 48108, 49970, 50640, 51273, 55493, 56808, 56970, 59964, 60135, 61560, 63120, 63909, 64144, 68364, 71010, 72162, 73872, 74955, 75960, 79952, 80180, 85212, 85455, 89946, 91152, 92340, 94680, 96216, 99940, 102546, 106515, 108243, 110986, 113616, 113940, 119928, 120270, 123120, 127818, 134919, 136728, 142020, 144324, 149910, 151920, 160360, 166479, 170424, 170910, 179892, 180405, 184680, 189360, 192432, 199880, 205092, 213030, 216486, 221972, 224865, 227880, 239856, 240540, 255636, 256365, 269838, 273456, 277465, 284040, 288648, 299820, 319545, 320720, 324729, 332958, 340848, 341820, 359784, 360810, 369360, 399760, 404757, 410184, 426060, 432972, 443944, 449730, 455760, 481080, 499437, 511272, 512730, 539676, 541215, 554930, 568080, 577296, 599640, 639090, 649458, 665916, 674595, 683640, 719568, 721620, 809514, 820368, 832395, 852120, 865944, 887888, 899460, 962160, 974187, 998874, 1022544, 1025460, 1054367, 1079352, 1082430, 1109860, 1199280, 1214271, 1278180, 1298916, 1331832, 1349190, 1367280, 1443240, 1498311, 1619028, 1623645, 1664790, 1704240, 1731888, 1798920, 1948374, 1997748, 2023785, 2050920, 2108734, 2158704, 2164860, 2219720, 2428542, 2497185, 2556360, 2597832, 2663664, 2698380, 2886480, 2996622, 3163101, 3238056, 3247290, 3329580, 3597840, 3896748, 3995496, 4047570, 4101840, 4217468, 4329720, 4439440, 4494933, 4857084, 4870935, 4994370, 5112720, 5195664, 5271835, 5396760, 5993244, 6071355, 6326202, 6476112, 6494580, 6659160, 7491555, 7793496, 7990992, 8095140, 8434936, 8659440, 8989866, 9489303, 9714168, 9741870, 9988740, 10543670, 10793520, 11986488, 12142710, 12652404, 12989160, 13318320, 13484799, 14983110, 15586992, 15815505, 16190280, 16869872, 17979732, 18978606, 19428336, 19483740, 19977480, 21087340, 22474665, 23972976, 24285420, 25304808, 25978320, 26969598, 28467909, 29966220, 31631010, 32380560, 35959464, 37957212, 38967480, 39954960, 42174680, 44949330, 47446515, 48570840, 50609616, 53939196, 56935818, 59932440, 63262020, 67423995, 71918928, 75914424, 77934960, 84349360, 85403727, 89898660, 94893030, 97141680, 107878392, 113871636, 119864880, 126524040, 134847990, 142339545, 151828848, 170807454, 179797320, 189786060, 215756784, 227743272, 253048080, 256211181, 269695980, 284679090, 341614908, 359594640, 379572120, 427018635, 455486544, 512422362, 539391960, 569358180, 683229816, 759144240, 854037270, 1024844724, 1078783920, 1138716360, 1281055905, 1366459632, 1708074540, 2049689448, 2277432720, 2562111810, 3416149080, 4099378896, 5124223620, 6832298160, 10248447240, 20496894480]

約数ペア:

[(1, 20496894480), (2, 10248447240), (3, 6832298160), (4, 5124223620), (5, 4099378896), (6, 3416149080), (8, 2562111810), (9, 2277432720), (10, 2049689448), (12, 1708074540), (15, 1366459632), (16, 1281055905), (18, 1138716360), (19, 1078783920), (20, 1024844724), (24, 854037270), (27, 759144240), (30, 683229816), (36, 569358180), (38, 539391960), (40, 512422362), (45, 455486544), (48, 427018635), (54, 379572120), (57, 359594640), (60, 341614908), (72, 284679090), (76, 269695980), (80, 256211181), (81, 253048080), (90, 227743272), (95, 215756784), (108, 189786060), (114, 179797320), (120, 170807454), (135, 151828848), (144, 142339545), (152, 134847990), (162, 126524040), (171, 119864880), (180, 113871636), (190, 107878392), (211, 97141680), (216, 94893030), (228, 89898660), (240, 85403727), (243, 84349360), (263, 77934960), (270, 75914424), (285, 71918928), (304, 67423995), (324, 63262020), (342, 59932440), (360, 56935818), (380, 53939196), (405, 50609616), (422, 48570840), (432, 47446515), (456, 44949330), (486, 42174680), (513, 39954960), (526, 38967480), (540, 37957212), (570, 35959464), (633, 32380560), (648, 31631010), (684, 29966220), (720, 28467909), (760, 26969598), (789, 25978320), (810, 25304808), (844, 24285420), (855, 23972976), (912, 22474665), (972, 21087340), (1026, 19977480), (1052, 19483740), (1055, 19428336), (1080, 18978606), (1140, 17979732), (1215, 16869872), (1266, 16190280), (1296, 15815505), (1315, 15586992), (1368, 14983110), (1520, 13484799), (1539, 13318320), (1578, 12989160), (1620, 12652404), (1688, 12142710), (1710, 11986488), (1899, 10793520), (1944, 10543670), (2052, 9988740), (2104, 9741870), (2110, 9714168), (2160, 9489303), (2280, 8989866), (2367, 8659440), (2430, 8434936), (2532, 8095140), (2565, 7990992), (2630, 7793496), (2736, 7491555), (3078, 6659160), (3156, 6494580), (3165, 6476112), (3240, 6326202), (3376, 6071355), (3420, 5993244), (3798, 5396760), (3888, 5271835), (3945, 5195664), (4009, 5112720), (4104, 4994370), (4208, 4870935), (4220, 4857084), (4560, 4494933), (4617, 4439440), (4734, 4329720), (4860, 4217468), (4997, 4101840), (5064, 4047570), (5130, 3995496), (5260, 3896748), (5697, 3597840), (6156, 3329580), (6312, 3247290), (6330, 3238056), (6480, 3163101), (6840, 2996622), (7101, 2886480), (7596, 2698380), (7695, 2663664), (7890, 2597832), (8018, 2556360), (8208, 2497185), (8440, 2428542), (9234, 2219720), (9468, 2164860), (9495, 2158704), (9720, 2108734), (9994, 2050920), (10128, 2023785), (10260, 1997748), (10520, 1948374), (11394, 1798920), (11835, 1731888), (12027, 1704240), (12312, 1664790), (12624, 1623645), (12660, 1619028), (13680, 1498311), (14202, 1443240), (14991, 1367280), (15192, 1349190), (15390, 1331832), (15780, 1298916), (16036, 1278180), (16880, 1214271), (17091, 1199280), (18468, 1109860), (18936, 1082430), (18990, 1079352), (19440, 1054367), (19988, 1025460), (20045, 1022544), (20520, 998874), (21040, 974187), (21303, 962160), (22788, 899460), (23085, 887888), (23670, 865944), (24054, 852120), (24624, 832395), (24985, 820368), (25320, 809514), (28404, 721620), (28485, 719568), (29982, 683640), (30384, 674595), (30780, 665916), (31560, 649458), (32072, 639090), (34182, 599640), (35505, 577296), (36081, 568080), (36936, 554930), (37872, 541215), (37980, 539676), (39976, 512730), (40090, 511272), (41040, 499437), (42606, 481080), (44973, 455760), (45576, 449730), (46170, 443944), (47340, 432972), (48108, 426060), (49970, 410184), (50640, 404757), (51273, 399760), (55493, 369360), (56808, 360810), (56970, 359784), (59964, 341820), (60135, 340848), (61560, 332958), (63120, 324729), (63909, 320720), (64144, 319545), (68364, 299820), (71010, 288648), (72162, 284040), (73872, 277465), (74955, 273456), (75960, 269838), (79952, 256365), (80180, 255636), (85212, 240540), (85455, 239856), (89946, 227880), (91152, 224865), (92340, 221972), (94680, 216486), (96216, 213030), (99940, 205092), (102546, 199880), (106515, 192432), (108243, 189360), (110986, 184680), (113616, 180405), (113940, 179892), (119928, 170910), (120270, 170424), (123120, 166479), (127818, 160360), (134919, 151920), (136728, 149910), (142020, 144324)]