1720888908396

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{21362641}}^1$

素因数の和:21362799

約数の個数: 72

約数和(自身を含む): 4705079175216

約数和(自身を除く): 2984190266820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 274, 294, 411, 548, 588, 822, 959, 1644, 1918, 2877, 3836, 5754, 6713, 11508, 13426, 20139, 26852, 40278, 80556, 21362641, 42725282, 64087923, 85450564, 128175846, 149538487, 256351692, 299076974, 448615461, 598153948, 897230922, 1046769409, 1794461844, 2093538818, 2926681817, 3140308227, 4187077636, 5853363634, 6280616454, 8780045451, 11706727268, 12561232908, 17560090902, 20486772719, 35120181804, 40973545438, 61460318157, 81947090876, 122920636314, 143407409033, 245841272628, 286814818066, 430222227099, 573629636132, 860444454198, 1720888908396]

約数ペア:

[(1, 1720888908396), (2, 860444454198), (3, 573629636132), (4, 430222227099), (6, 286814818066), (7, 245841272628), (12, 143407409033), (14, 122920636314), (21, 81947090876), (28, 61460318157), (42, 40973545438), (49, 35120181804), (84, 20486772719), (98, 17560090902), (137, 12561232908), (147, 11706727268), (196, 8780045451), (274, 6280616454), (294, 5853363634), (411, 4187077636), (548, 3140308227), (588, 2926681817), (822, 2093538818), (959, 1794461844), (1644, 1046769409), (1918, 897230922), (2877, 598153948), (3836, 448615461), (5754, 299076974), (6713, 256351692), (11508, 149538487), (13426, 128175846), (20139, 85450564), (26852, 64087923), (40278, 42725282), (80556, 21362641)]