217821240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 384

約数和(自身を含む): 893692800

約数和(自身を除く): 675871560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 61, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 109, 117, 120, 122, 126, 130, 140, 156, 168, 180, 182, 183, 195, 210, 218, 234, 244, 252, 260, 273, 280, 305, 312, 315, 327, 360, 364, 366, 390, 420, 427, 436, 455, 468, 488, 504, 520, 545, 546, 549, 585, 610, 630, 654, 728, 732, 763, 780, 793, 819, 840, 854, 872, 910, 915, 936, 981, 1090, 1092, 1098, 1170, 1220, 1260, 1281, 1308, 1365, 1417, 1464, 1526, 1560, 1586, 1635, 1638, 1708, 1820, 1830, 1962, 2135, 2180, 2184, 2196, 2289, 2340, 2379, 2440, 2520, 2562, 2616, 2730, 2745, 2834, 3052, 3172, 3270, 3276, 3416, 3640, 3660, 3815, 3843, 3924, 3965, 4095, 4251, 4270, 4360, 4392, 4578, 4680, 4758, 4905, 5124, 5460, 5490, 5551, 5668, 6104, 6344, 6405, 6540, 6552, 6649, 6867, 7085, 7137, 7320, 7630, 7686, 7848, 7930, 8190, 8502, 8540, 9156, 9516, 9810, 9919, 10248, 10920, 10980, 11102, 11336, 11445, 11895, 12753, 12810, 13080, 13298, 13734, 14170, 14274, 15260, 15372, 15860, 16380, 16653, 17004, 17080, 18312, 19032, 19215, 19620, 19838, 19947, 21255, 21960, 22204, 22890, 23790, 25506, 25620, 26596, 27468, 27755, 28340, 28548, 29757, 30520, 30744, 31720, 32760, 33245, 33306, 34008, 34335, 35685, 38430, 39240, 39676, 39894, 42510, 44408, 45780, 46543, 47580, 49595, 49959, 51012, 51240, 53192, 54936, 55510, 56680, 57096, 59514, 59841, 63765, 66490, 66612, 68670, 71370, 76860, 79352, 79788, 83265, 85020, 86437, 89271, 91560, 93086, 95160, 99190, 99735, 99918, 102024, 111020, 119028, 119682, 127530, 132980, 133224, 137340, 139629, 142740, 148785, 153720, 159576, 166530, 170040, 172874, 178542, 186172, 198380, 199470, 199836, 222040, 232715, 238056, 239364, 249795, 255060, 259311, 265960, 274680, 279258, 285480, 297570, 299205, 333060, 345748, 357084, 372344, 396760, 398940, 399672, 418887, 432185, 446355, 465430, 478728, 499590, 510120, 518622, 558516, 595140, 598410, 605059, 666120, 691496, 698145, 714168, 777933, 797880, 837774, 864370, 892710, 930860, 999180, 1037244, 1117032, 1190280, 1196820, 1210118, 1296555, 1396290, 1555866, 1675548, 1728740, 1785420, 1815177, 1861720, 1998360, 2074488, 2094435, 2393640, 2420236, 2593110, 2792580, 3025295, 3111732, 3351096, 3457480, 3570840, 3630354, 3889665, 4188870, 4840472, 5186220, 5445531, 5585160, 6050590, 6223464, 7260708, 7779330, 8377740, 9075885, 10372440, 10891062, 12101180, 14521416, 15558660, 16755480, 18151770, 21782124, 24202360, 27227655, 31117320, 36303540, 43564248, 54455310, 72607080, 108910620, 217821240]

約数ペア:

[(1, 217821240), (2, 108910620), (3, 72607080), (4, 54455310), (5, 43564248), (6, 36303540), (7, 31117320), (8, 27227655), (9, 24202360), (10, 21782124), (12, 18151770), (13, 16755480), (14, 15558660), (15, 14521416), (18, 12101180), (20, 10891062), (21, 10372440), (24, 9075885), (26, 8377740), (28, 7779330), (30, 7260708), (35, 6223464), (36, 6050590), (39, 5585160), (40, 5445531), (42, 5186220), (45, 4840472), (52, 4188870), (56, 3889665), (60, 3630354), (61, 3570840), (63, 3457480), (65, 3351096), (70, 3111732), (72, 3025295), (78, 2792580), (84, 2593110), (90, 2420236), (91, 2393640), (104, 2094435), (105, 2074488), (109, 1998360), (117, 1861720), (120, 1815177), (122, 1785420), (126, 1728740), (130, 1675548), (140, 1555866), (156, 1396290), (168, 1296555), (180, 1210118), (182, 1196820), (183, 1190280), (195, 1117032), (210, 1037244), (218, 999180), (234, 930860), (244, 892710), (252, 864370), (260, 837774), (273, 797880), (280, 777933), (305, 714168), (312, 698145), (315, 691496), (327, 666120), (360, 605059), (364, 598410), (366, 595140), (390, 558516), (420, 518622), (427, 510120), (436, 499590), (455, 478728), (468, 465430), (488, 446355), (504, 432185), (520, 418887), (545, 399672), (546, 398940), (549, 396760), (585, 372344), (610, 357084), (630, 345748), (654, 333060), (728, 299205), (732, 297570), (763, 285480), (780, 279258), (793, 274680), (819, 265960), (840, 259311), (854, 255060), (872, 249795), (910, 239364), (915, 238056), (936, 232715), (981, 222040), (1090, 199836), (1092, 199470), (1098, 198380), (1170, 186172), (1220, 178542), (1260, 172874), (1281, 170040), (1308, 166530), (1365, 159576), (1417, 153720), (1464, 148785), (1526, 142740), (1560, 139629), (1586, 137340), (1635, 133224), (1638, 132980), (1708, 127530), (1820, 119682), (1830, 119028), (1962, 111020), (2135, 102024), (2180, 99918), (2184, 99735), (2196, 99190), (2289, 95160), (2340, 93086), (2379, 91560), (2440, 89271), (2520, 86437), (2562, 85020), (2616, 83265), (2730, 79788), (2745, 79352), (2834, 76860), (3052, 71370), (3172, 68670), (3270, 66612), (3276, 66490), (3416, 63765), (3640, 59841), (3660, 59514), (3815, 57096), (3843, 56680), (3924, 55510), (3965, 54936), (4095, 53192), (4251, 51240), (4270, 51012), (4360, 49959), (4392, 49595), (4578, 47580), (4680, 46543), (4758, 45780), (4905, 44408), (5124, 42510), (5460, 39894), (5490, 39676), (5551, 39240), (5668, 38430), (6104, 35685), (6344, 34335), (6405, 34008), (6540, 33306), (6552, 33245), (6649, 32760), (6867, 31720), (7085, 30744), (7137, 30520), (7320, 29757), (7630, 28548), (7686, 28340), (7848, 27755), (7930, 27468), (8190, 26596), (8502, 25620), (8540, 25506), (9156, 23790), (9516, 22890), (9810, 22204), (9919, 21960), (10248, 21255), (10920, 19947), (10980, 19838), (11102, 19620), (11336, 19215), (11445, 19032), (11895, 18312), (12753, 17080), (12810, 17004), (13080, 16653), (13298, 16380), (13734, 15860), (14170, 15372), (14274, 15260)]