157231620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 288

約数和(自身を含む): 609073920

約数和(自身を除く): 451842300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 29, 30, 35, 36, 39, 42, 45, 52, 58, 60, 63, 65, 70, 78, 84, 87, 90, 91, 105, 116, 117, 126, 130, 140, 145, 156, 174, 180, 182, 195, 203, 210, 234, 252, 260, 261, 273, 290, 315, 331, 348, 364, 377, 390, 406, 420, 435, 455, 468, 522, 546, 580, 585, 609, 630, 662, 754, 780, 812, 819, 870, 910, 993, 1015, 1044, 1092, 1131, 1170, 1218, 1260, 1305, 1324, 1365, 1508, 1638, 1655, 1740, 1820, 1827, 1885, 1986, 2030, 2262, 2317, 2340, 2436, 2610, 2639, 2730, 2979, 3045, 3276, 3310, 3393, 3654, 3770, 3972, 4060, 4095, 4303, 4524, 4634, 4965, 5220, 5278, 5460, 5655, 5958, 6090, 6620, 6786, 6951, 7308, 7540, 7917, 8190, 8606, 9135, 9268, 9599, 9930, 10556, 11310, 11585, 11916, 12180, 12909, 13195, 13572, 13902, 14895, 15834, 16380, 16965, 17212, 18270, 19198, 19860, 20853, 21515, 22620, 23170, 23751, 25818, 26390, 27804, 28797, 29790, 30121, 31668, 33930, 34755, 36540, 38396, 38727, 39585, 41706, 43030, 46340, 47502, 47995, 51636, 52780, 57594, 59580, 60242, 64545, 67193, 67860, 69510, 77454, 79170, 83412, 86060, 86391, 90363, 95004, 95990, 104265, 115188, 118755, 120484, 124787, 129090, 134386, 139020, 143985, 150605, 154908, 158340, 172782, 180726, 191980, 193635, 201579, 208530, 237510, 249574, 258180, 268772, 271089, 287970, 301210, 335965, 345564, 361452, 374361, 387270, 403158, 417060, 431955, 451815, 475020, 499148, 542178, 575940, 602420, 604737, 623935, 671930, 748722, 774540, 806316, 863910, 873509, 903630, 1007895, 1084356, 1123083, 1209474, 1247870, 1343860, 1355445, 1497444, 1727820, 1747018, 1807260, 1871805, 2015790, 2246166, 2418948, 2495740, 2620527, 2710890, 3023685, 3494036, 3743610, 4031580, 4367545, 4492332, 5241054, 5421780, 5615415, 6047370, 7487220, 7861581, 8735090, 10482108, 11230830, 12094740, 13102635, 15723162, 17470180, 22461660, 26205270, 31446324, 39307905, 52410540, 78615810, 157231620]

約数ペア:

[(1, 157231620), (2, 78615810), (3, 52410540), (4, 39307905), (5, 31446324), (6, 26205270), (7, 22461660), (9, 17470180), (10, 15723162), (12, 13102635), (13, 12094740), (14, 11230830), (15, 10482108), (18, 8735090), (20, 7861581), (21, 7487220), (26, 6047370), (28, 5615415), (29, 5421780), (30, 5241054), (35, 4492332), (36, 4367545), (39, 4031580), (42, 3743610), (45, 3494036), (52, 3023685), (58, 2710890), (60, 2620527), (63, 2495740), (65, 2418948), (70, 2246166), (78, 2015790), (84, 1871805), (87, 1807260), (90, 1747018), (91, 1727820), (105, 1497444), (116, 1355445), (117, 1343860), (126, 1247870), (130, 1209474), (140, 1123083), (145, 1084356), (156, 1007895), (174, 903630), (180, 873509), (182, 863910), (195, 806316), (203, 774540), (210, 748722), (234, 671930), (252, 623935), (260, 604737), (261, 602420), (273, 575940), (290, 542178), (315, 499148), (331, 475020), (348, 451815), (364, 431955), (377, 417060), (390, 403158), (406, 387270), (420, 374361), (435, 361452), (455, 345564), (468, 335965), (522, 301210), (546, 287970), (580, 271089), (585, 268772), (609, 258180), (630, 249574), (662, 237510), (754, 208530), (780, 201579), (812, 193635), (819, 191980), (870, 180726), (910, 172782), (993, 158340), (1015, 154908), (1044, 150605), (1092, 143985), (1131, 139020), (1170, 134386), (1218, 129090), (1260, 124787), (1305, 120484), (1324, 118755), (1365, 115188), (1508, 104265), (1638, 95990), (1655, 95004), (1740, 90363), (1820, 86391), (1827, 86060), (1885, 83412), (1986, 79170), (2030, 77454), (2262, 69510), (2317, 67860), (2340, 67193), (2436, 64545), (2610, 60242), (2639, 59580), (2730, 57594), (2979, 52780), (3045, 51636), (3276, 47995), (3310, 47502), (3393, 46340), (3654, 43030), (3770, 41706), (3972, 39585), (4060, 38727), (4095, 38396), (4303, 36540), (4524, 34755), (4634, 33930), (4965, 31668), (5220, 30121), (5278, 29790), (5460, 28797), (5655, 27804), (5958, 26390), (6090, 25818), (6620, 23751), (6786, 23170), (6951, 22620), (7308, 21515), (7540, 20853), (7917, 19860), (8190, 19198), (8606, 18270), (9135, 17212), (9268, 16965), (9599, 16380), (9930, 15834), (10556, 14895), (11310, 13902), (11585, 13572), (11916, 13195), (12180, 12909)]