20178018240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{15581}}^1$

素因数の和:15691

約数の個数: 224

約数和(自身を含む): 68391267840

約数和(自身を除く): 48213249600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 71, 76, 80, 95, 96, 114, 120, 142, 152, 160, 190, 192, 213, 228, 240, 284, 285, 304, 320, 355, 380, 426, 456, 480, 568, 570, 608, 710, 760, 852, 912, 960, 1065, 1136, 1140, 1216, 1349, 1420, 1520, 1704, 1824, 2130, 2272, 2280, 2698, 2840, 3040, 3408, 3648, 4047, 4260, 4544, 4560, 5396, 5680, 6080, 6745, 6816, 8094, 8520, 9120, 10792, 11360, 13490, 13632, 15581, 16188, 17040, 18240, 20235, 21584, 22720, 26980, 31162, 32376, 34080, 40470, 43168, 46743, 53960, 62324, 64752, 68160, 77905, 80940, 86336, 93486, 107920, 124648, 129504, 155810, 161880, 186972, 215840, 233715, 249296, 259008, 296039, 311620, 323760, 373944, 431680, 467430, 498592, 592078, 623240, 647520, 747888, 888117, 934860, 997184, 1106251, 1184156, 1246480, 1295040, 1480195, 1495776, 1776234, 1869720, 2212502, 2368312, 2492960, 2960390, 2991552, 3318753, 3552468, 3739440, 4425004, 4440585, 4736624, 4985920, 5531255, 5920780, 6637506, 7104936, 7478880, 8850008, 8881170, 9473248, 11062510, 11841560, 13275012, 14209872, 14957760, 16593765, 17700016, 17762340, 18946496, 21018769, 22125020, 23683120, 26550024, 28419744, 33187530, 35400032, 35524680, 42037538, 44250040, 47366240, 53100048, 56839488, 63056307, 66375060, 70800064, 71049360, 84075076, 88500080, 94732480, 105093845, 106200096, 126112614, 132750120, 142098720, 168150152, 177000160, 210187690, 212400192, 252225228, 265500240, 284197440, 315281535, 336300304, 354000320, 420375380, 504450456, 531000480, 630563070, 672600608, 840750760, 1008900912, 1062000960, 1261126140, 1345201216, 1681501520, 2017801824, 2522252280, 3363003040, 4035603648, 5044504560, 6726006080, 10089009120, 20178018240]

約数ペア:

[(1, 20178018240), (2, 10089009120), (3, 6726006080), (4, 5044504560), (5, 4035603648), (6, 3363003040), (8, 2522252280), (10, 2017801824), (12, 1681501520), (15, 1345201216), (16, 1261126140), (19, 1062000960), (20, 1008900912), (24, 840750760), (30, 672600608), (32, 630563070), (38, 531000480), (40, 504450456), (48, 420375380), (57, 354000320), (60, 336300304), (64, 315281535), (71, 284197440), (76, 265500240), (80, 252225228), (95, 212400192), (96, 210187690), (114, 177000160), (120, 168150152), (142, 142098720), (152, 132750120), (160, 126112614), (190, 106200096), (192, 105093845), (213, 94732480), (228, 88500080), (240, 84075076), (284, 71049360), (285, 70800064), (304, 66375060), (320, 63056307), (355, 56839488), (380, 53100048), (426, 47366240), (456, 44250040), (480, 42037538), (568, 35524680), (570, 35400032), (608, 33187530), (710, 28419744), (760, 26550024), (852, 23683120), (912, 22125020), (960, 21018769), (1065, 18946496), (1136, 17762340), (1140, 17700016), (1216, 16593765), (1349, 14957760), (1420, 14209872), (1520, 13275012), (1704, 11841560), (1824, 11062510), (2130, 9473248), (2272, 8881170), (2280, 8850008), (2698, 7478880), (2840, 7104936), (3040, 6637506), (3408, 5920780), (3648, 5531255), (4047, 4985920), (4260, 4736624), (4544, 4440585), (4560, 4425004), (5396, 3739440), (5680, 3552468), (6080, 3318753), (6745, 2991552), (6816, 2960390), (8094, 2492960), (8520, 2368312), (9120, 2212502), (10792, 1869720), (11360, 1776234), (13490, 1495776), (13632, 1480195), (15581, 1295040), (16188, 1246480), (17040, 1184156), (18240, 1106251), (20235, 997184), (21584, 934860), (22720, 888117), (26980, 747888), (31162, 647520), (32376, 623240), (34080, 592078), (40470, 498592), (43168, 467430), (46743, 431680), (53960, 373944), (62324, 323760), (64752, 311620), (68160, 296039), (77905, 259008), (80940, 249296), (86336, 233715), (93486, 215840), (107920, 186972), (124648, 161880), (129504, 155810)]