12928860

素因数分解:

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

素因数の和:384

約数の個数: 144

約数和(自身を含む): 46405632

約数和(自身を除く): 33476772

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 331, 372, 420, 434, 465, 558, 620, 630, 651, 662, 868, 930, 993, 1085, 1116, 1260, 1302, 1324, 1395, 1655, 1860, 1953, 1986, 2170, 2317, 2604, 2790, 2979, 3255, 3310, 3906, 3972, 4340, 4634, 4965, 5580, 5958, 6510, 6620, 6951, 7812, 9268, 9765, 9930, 10261, 11585, 11916, 13020, 13902, 14895, 19530, 19860, 20522, 20853, 23170, 27804, 29790, 30783, 34755, 39060, 41044, 41706, 46340, 51305, 59580, 61566, 69510, 71827, 83412, 92349, 102610, 104265, 123132, 139020, 143654, 153915, 184698, 205220, 208530, 215481, 287308, 307830, 359135, 369396, 417060, 430962, 461745, 615660, 646443, 718270, 861924, 923490, 1077405, 1292886, 1436540, 1846980, 2154810, 2585772, 3232215, 4309620, 6464430, 12928860]

約数ペア:

[(1, 12928860), (2, 6464430), (3, 4309620), (4, 3232215), (5, 2585772), (6, 2154810), (7, 1846980), (9, 1436540), (10, 1292886), (12, 1077405), (14, 923490), (15, 861924), (18, 718270), (20, 646443), (21, 615660), (28, 461745), (30, 430962), (31, 417060), (35, 369396), (36, 359135), (42, 307830), (45, 287308), (60, 215481), (62, 208530), (63, 205220), (70, 184698), (84, 153915), (90, 143654), (93, 139020), (105, 123132), (124, 104265), (126, 102610), (140, 92349), (155, 83412), (180, 71827), (186, 69510), (210, 61566), (217, 59580), (252, 51305), (279, 46340), (310, 41706), (315, 41044), (331, 39060), (372, 34755), (420, 30783), (434, 29790), (465, 27804), (558, 23170), (620, 20853), (630, 20522), (651, 19860), (662, 19530), (868, 14895), (930, 13902), (993, 13020), (1085, 11916), (1116, 11585), (1260, 10261), (1302, 9930), (1324, 9765), (1395, 9268), (1655, 7812), (1860, 6951), (1953, 6620), (1986, 6510), (2170, 5958), (2317, 5580), (2604, 4965), (2790, 4634), (2979, 4340), (3255, 3972), (3310, 3906)]