642565560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 384

約数和(自身を含む): 2519354880

約数和(自身を除く): 1876789320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 52, 56, 57, 60, 65, 70, 76, 78, 84, 91, 95, 104, 105, 114, 120, 130, 133, 140, 152, 156, 163, 168, 182, 190, 195, 210, 228, 247, 260, 266, 273, 280, 285, 312, 326, 361, 364, 380, 390, 399, 420, 455, 456, 489, 494, 520, 532, 546, 570, 652, 665, 722, 728, 741, 760, 780, 798, 815, 840, 910, 978, 988, 1064, 1083, 1092, 1140, 1141, 1235, 1304, 1330, 1365, 1444, 1482, 1560, 1596, 1630, 1729, 1805, 1820, 1956, 1976, 1995, 2119, 2166, 2184, 2280, 2282, 2445, 2470, 2527, 2660, 2730, 2888, 2964, 3097, 3192, 3260, 3423, 3458, 3610, 3640, 3705, 3912, 3990, 4238, 4332, 4564, 4693, 4890, 4940, 5054, 5187, 5320, 5415, 5460, 5705, 5928, 6194, 6357, 6520, 6846, 6916, 7220, 7410, 7581, 7980, 8476, 8645, 8664, 9128, 9291, 9386, 9780, 9880, 10108, 10374, 10595, 10830, 10920, 11410, 12388, 12635, 12714, 13692, 13832, 14079, 14440, 14820, 14833, 15162, 15485, 15960, 16952, 17115, 17290, 18582, 18772, 19560, 20216, 20748, 21190, 21660, 21679, 22820, 23465, 24776, 25270, 25428, 25935, 27384, 28158, 29640, 29666, 30324, 30970, 31785, 32851, 34230, 34580, 37164, 37544, 37905, 40261, 41496, 42380, 43320, 43358, 44499, 45640, 46455, 46930, 50540, 50856, 51870, 56316, 58843, 59332, 60648, 61940, 63570, 65037, 65702, 68460, 69160, 70395, 74165, 74328, 75810, 80522, 84760, 86716, 88998, 92910, 93860, 98553, 101080, 103740, 108395, 112632, 117686, 118664, 120783, 123880, 127140, 130074, 131404, 136920, 140790, 148330, 151620, 161044, 164255, 173432, 176529, 177996, 185820, 187720, 197106, 201305, 207480, 216790, 222495, 235372, 241566, 254280, 260148, 262808, 281580, 281827, 294215, 296660, 303240, 322088, 325185, 328510, 353058, 355992, 371640, 394212, 402610, 411901, 433580, 444990, 470744, 483132, 492765, 520296, 563160, 563654, 588430, 593320, 603915, 650370, 657020, 706116, 764959, 788424, 805220, 823802, 845481, 867160, 882645, 889980, 966264, 985530, 1127308, 1176860, 1207830, 1235703, 1300740, 1314040, 1409135, 1412232, 1529918, 1610440, 1647604, 1690962, 1765290, 1779960, 1971060, 2059505, 2254616, 2294877, 2353720, 2415660, 2471406, 2601480, 2818270, 3059836, 3295208, 3381924, 3530580, 3824795, 3942120, 4119010, 4227405, 4589754, 4831320, 4942812, 5354713, 5636540, 6119672, 6178515, 6763848, 7061160, 7649590, 8238020, 8454810, 9179508, 9885624, 10709426, 11273080, 11474385, 12357030, 15299180, 16064139, 16476040, 16909620, 18359016, 21418852, 22948770, 24714060, 26773565, 30598360, 32128278, 33819240, 42837704, 45897540, 49428120, 53547130, 64256556, 80320695, 91795080, 107094260, 128513112, 160641390, 214188520, 321282780, 642565560]

約数ペア:

[(1, 642565560), (2, 321282780), (3, 214188520), (4, 160641390), (5, 128513112), (6, 107094260), (7, 91795080), (8, 80320695), (10, 64256556), (12, 53547130), (13, 49428120), (14, 45897540), (15, 42837704), (19, 33819240), (20, 32128278), (21, 30598360), (24, 26773565), (26, 24714060), (28, 22948770), (30, 21418852), (35, 18359016), (38, 16909620), (39, 16476040), (40, 16064139), (42, 15299180), (52, 12357030), (56, 11474385), (57, 11273080), (60, 10709426), (65, 9885624), (70, 9179508), (76, 8454810), (78, 8238020), (84, 7649590), (91, 7061160), (95, 6763848), (104, 6178515), (105, 6119672), (114, 5636540), (120, 5354713), (130, 4942812), (133, 4831320), (140, 4589754), (152, 4227405), (156, 4119010), (163, 3942120), (168, 3824795), (182, 3530580), (190, 3381924), (195, 3295208), (210, 3059836), (228, 2818270), (247, 2601480), (260, 2471406), (266, 2415660), (273, 2353720), (280, 2294877), (285, 2254616), (312, 2059505), (326, 1971060), (361, 1779960), (364, 1765290), (380, 1690962), (390, 1647604), (399, 1610440), (420, 1529918), (455, 1412232), (456, 1409135), (489, 1314040), (494, 1300740), (520, 1235703), (532, 1207830), (546, 1176860), (570, 1127308), (652, 985530), (665, 966264), (722, 889980), (728, 882645), (741, 867160), (760, 845481), (780, 823802), (798, 805220), (815, 788424), (840, 764959), (910, 706116), (978, 657020), (988, 650370), (1064, 603915), (1083, 593320), (1092, 588430), (1140, 563654), (1141, 563160), (1235, 520296), (1304, 492765), (1330, 483132), (1365, 470744), (1444, 444990), (1482, 433580), (1560, 411901), (1596, 402610), (1630, 394212), (1729, 371640), (1805, 355992), (1820, 353058), (1956, 328510), (1976, 325185), (1995, 322088), (2119, 303240), (2166, 296660), (2184, 294215), (2280, 281827), (2282, 281580), (2445, 262808), (2470, 260148), (2527, 254280), (2660, 241566), (2730, 235372), (2888, 222495), (2964, 216790), (3097, 207480), (3192, 201305), (3260, 197106), (3423, 187720), (3458, 185820), (3610, 177996), (3640, 176529), (3705, 173432), (3912, 164255), (3990, 161044), (4238, 151620), (4332, 148330), (4564, 140790), (4693, 136920), (4890, 131404), (4940, 130074), (5054, 127140), (5187, 123880), (5320, 120783), (5415, 118664), (5460, 117686), (5705, 112632), (5928, 108395), (6194, 103740), (6357, 101080), (6520, 98553), (6846, 93860), (6916, 92910), (7220, 88998), (7410, 86716), (7581, 84760), (7980, 80522), (8476, 75810), (8645, 74328), (8664, 74165), (9128, 70395), (9291, 69160), (9386, 68460), (9780, 65702), (9880, 65037), (10108, 63570), (10374, 61940), (10595, 60648), (10830, 59332), (10920, 58843), (11410, 56316), (12388, 51870), (12635, 50856), (12714, 50540), (13692, 46930), (13832, 46455), (14079, 45640), (14440, 44499), (14820, 43358), (14833, 43320), (15162, 42380), (15485, 41496), (15960, 40261), (16952, 37905), (17115, 37544), (17290, 37164), (18582, 34580), (18772, 34230), (19560, 32851), (20216, 31785), (20748, 30970), (21190, 30324), (21660, 29666), (21679, 29640), (22820, 28158), (23465, 27384), (24776, 25935), (25270, 25428)]