221585520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 320

約数和(自身を含む): 799948800

約数和(自身を除く): 578363280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 31, 39, 40, 48, 52, 58, 60, 62, 65, 78, 79, 80, 87, 93, 104, 116, 120, 124, 130, 145, 155, 156, 158, 174, 186, 195, 208, 232, 237, 240, 248, 260, 290, 310, 312, 316, 348, 372, 377, 390, 395, 403, 435, 464, 465, 474, 496, 520, 580, 620, 624, 632, 696, 744, 754, 780, 790, 806, 870, 899, 930, 948, 1027, 1040, 1131, 1160, 1185, 1209, 1240, 1264, 1392, 1488, 1508, 1560, 1580, 1612, 1740, 1798, 1860, 1885, 1896, 2015, 2054, 2262, 2291, 2320, 2370, 2418, 2449, 2480, 2697, 3016, 3081, 3120, 3160, 3224, 3480, 3596, 3720, 3770, 3792, 4030, 4108, 4495, 4524, 4582, 4740, 4836, 4898, 5135, 5394, 5655, 6032, 6045, 6162, 6320, 6448, 6873, 6960, 7192, 7347, 7440, 7540, 8060, 8216, 8990, 9048, 9164, 9480, 9672, 9796, 10270, 10788, 11310, 11455, 11687, 12090, 12245, 12324, 13485, 13746, 14384, 14694, 15080, 15405, 16120, 16432, 17980, 18096, 18328, 18960, 19344, 19592, 20540, 21576, 22620, 22910, 23374, 24180, 24490, 24648, 26970, 27492, 29388, 29783, 30160, 30810, 31837, 32240, 34365, 35061, 35960, 36656, 36735, 39184, 41080, 43152, 45240, 45820, 46748, 48360, 48980, 49296, 53940, 54984, 58435, 58776, 59566, 61620, 63674, 68730, 70122, 71021, 71920, 73470, 82160, 89349, 90480, 91640, 93496, 95511, 96720, 97960, 107880, 109968, 116870, 117552, 119132, 123240, 127348, 137460, 140244, 142042, 146940, 148915, 159185, 175305, 178698, 183280, 186992, 191022, 195920, 213063, 215760, 233740, 238264, 246480, 254696, 274920, 280488, 284084, 293880, 297830, 318370, 350610, 355105, 357396, 382044, 426126, 446745, 467480, 476528, 477555, 509392, 549840, 560976, 568168, 587760, 595660, 636740, 701220, 710210, 714792, 764088, 852252, 893490, 923273, 934960, 955110, 1065315, 1136336, 1191320, 1273480, 1402440, 1420420, 1429584, 1528176, 1704504, 1786980, 1846546, 1910220, 2130630, 2382640, 2546960, 2769819, 2804880, 2840840, 3409008, 3573960, 3693092, 3820440, 4261260, 4616365, 5539638, 5681680, 7147920, 7386184, 7640880, 8522520, 9232730, 11079276, 13849095, 14772368, 17045040, 18465460, 22158552, 27698190, 36930920, 44317104, 55396380, 73861840, 110792760, 221585520]

約数ペア:

[(1, 221585520), (2, 110792760), (3, 73861840), (4, 55396380), (5, 44317104), (6, 36930920), (8, 27698190), (10, 22158552), (12, 18465460), (13, 17045040), (15, 14772368), (16, 13849095), (20, 11079276), (24, 9232730), (26, 8522520), (29, 7640880), (30, 7386184), (31, 7147920), (39, 5681680), (40, 5539638), (48, 4616365), (52, 4261260), (58, 3820440), (60, 3693092), (62, 3573960), (65, 3409008), (78, 2840840), (79, 2804880), (80, 2769819), (87, 2546960), (93, 2382640), (104, 2130630), (116, 1910220), (120, 1846546), (124, 1786980), (130, 1704504), (145, 1528176), (155, 1429584), (156, 1420420), (158, 1402440), (174, 1273480), (186, 1191320), (195, 1136336), (208, 1065315), (232, 955110), (237, 934960), (240, 923273), (248, 893490), (260, 852252), (290, 764088), (310, 714792), (312, 710210), (316, 701220), (348, 636740), (372, 595660), (377, 587760), (390, 568168), (395, 560976), (403, 549840), (435, 509392), (464, 477555), (465, 476528), (474, 467480), (496, 446745), (520, 426126), (580, 382044), (620, 357396), (624, 355105), (632, 350610), (696, 318370), (744, 297830), (754, 293880), (780, 284084), (790, 280488), (806, 274920), (870, 254696), (899, 246480), (930, 238264), (948, 233740), (1027, 215760), (1040, 213063), (1131, 195920), (1160, 191022), (1185, 186992), (1209, 183280), (1240, 178698), (1264, 175305), (1392, 159185), (1488, 148915), (1508, 146940), (1560, 142042), (1580, 140244), (1612, 137460), (1740, 127348), (1798, 123240), (1860, 119132), (1885, 117552), (1896, 116870), (2015, 109968), (2054, 107880), (2262, 97960), (2291, 96720), (2320, 95511), (2370, 93496), (2418, 91640), (2449, 90480), (2480, 89349), (2697, 82160), (3016, 73470), (3081, 71920), (3120, 71021), (3160, 70122), (3224, 68730), (3480, 63674), (3596, 61620), (3720, 59566), (3770, 58776), (3792, 58435), (4030, 54984), (4108, 53940), (4495, 49296), (4524, 48980), (4582, 48360), (4740, 46748), (4836, 45820), (4898, 45240), (5135, 43152), (5394, 41080), (5655, 39184), (6032, 36735), (6045, 36656), (6162, 35960), (6320, 35061), (6448, 34365), (6873, 32240), (6960, 31837), (7192, 30810), (7347, 30160), (7440, 29783), (7540, 29388), (8060, 27492), (8216, 26970), (8990, 24648), (9048, 24490), (9164, 24180), (9480, 23374), (9672, 22910), (9796, 22620), (10270, 21576), (10788, 20540), (11310, 19592), (11455, 19344), (11687, 18960), (12090, 18328), (12245, 18096), (12324, 17980), (13485, 16432), (13746, 16120), (14384, 15405), (14694, 15080)]