79727970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 232538112

約数和(自身を除く): 152810142

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 37, 42, 62, 70, 74, 93, 105, 111, 155, 185, 186, 210, 217, 222, 259, 310, 331, 370, 434, 465, 518, 555, 651, 662, 777, 930, 993, 1085, 1110, 1147, 1295, 1302, 1554, 1655, 1986, 2170, 2294, 2317, 2590, 3255, 3310, 3441, 3885, 4634, 4965, 5735, 6510, 6882, 6951, 7770, 8029, 9930, 10261, 11470, 11585, 12247, 13902, 16058, 17205, 20522, 23170, 24087, 24494, 30783, 34410, 34755, 36741, 40145, 48174, 51305, 61235, 61566, 69510, 71827, 73482, 80290, 85729, 102610, 120435, 122470, 143654, 153915, 171458, 183705, 215481, 240870, 257187, 307830, 359135, 367410, 379657, 428645, 430962, 514374, 718270, 759314, 857290, 1077405, 1138971, 1285935, 1898285, 2154810, 2277942, 2571870, 2657599, 3796570, 5315198, 5694855, 7972797, 11389710, 13287995, 15945594, 26575990, 39863985, 79727970]

約数ペア:

[(1, 79727970), (2, 39863985), (3, 26575990), (5, 15945594), (6, 13287995), (7, 11389710), (10, 7972797), (14, 5694855), (15, 5315198), (21, 3796570), (30, 2657599), (31, 2571870), (35, 2277942), (37, 2154810), (42, 1898285), (62, 1285935), (70, 1138971), (74, 1077405), (93, 857290), (105, 759314), (111, 718270), (155, 514374), (185, 430962), (186, 428645), (210, 379657), (217, 367410), (222, 359135), (259, 307830), (310, 257187), (331, 240870), (370, 215481), (434, 183705), (465, 171458), (518, 153915), (555, 143654), (651, 122470), (662, 120435), (777, 102610), (930, 85729), (993, 80290), (1085, 73482), (1110, 71827), (1147, 69510), (1295, 61566), (1302, 61235), (1554, 51305), (1655, 48174), (1986, 40145), (2170, 36741), (2294, 34755), (2317, 34410), (2590, 30783), (3255, 24494), (3310, 24087), (3441, 23170), (3885, 20522), (4634, 17205), (4965, 16058), (5735, 13902), (6510, 12247), (6882, 11585), (6951, 11470), (7770, 10261), (8029, 9930)]