157020661820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{2237399}}^1$

素因数の和:2237459

約数の個数: 72

約数和(自身を含む): 374943492000

約数和(自身を除く): 217922830180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 145, 220, 242, 290, 319, 484, 580, 605, 638, 1210, 1276, 1595, 2420, 3190, 3509, 6380, 7018, 14036, 17545, 35090, 70180, 2237399, 4474798, 8949596, 11186995, 22373990, 24611389, 44747980, 49222778, 64884571, 98445556, 123056945, 129769142, 246113890, 259538284, 270725279, 324422855, 492227780, 541450558, 648845710, 713730281, 1082901116, 1297691420, 1353626395, 1427460562, 2707252790, 2854921124, 3568651405, 5414505580, 7137302810, 7851033091, 14274605620, 15702066182, 31404132364, 39255165455, 78510330910, 157020661820]

約数ペア:

[(1, 157020661820), (2, 78510330910), (4, 39255165455), (5, 31404132364), (10, 15702066182), (11, 14274605620), (20, 7851033091), (22, 7137302810), (29, 5414505580), (44, 3568651405), (55, 2854921124), (58, 2707252790), (110, 1427460562), (116, 1353626395), (121, 1297691420), (145, 1082901116), (220, 713730281), (242, 648845710), (290, 541450558), (319, 492227780), (484, 324422855), (580, 270725279), (605, 259538284), (638, 246113890), (1210, 129769142), (1276, 123056945), (1595, 98445556), (2420, 64884571), (3190, 49222778), (3509, 44747980), (6380, 24611389), (7018, 22373990), (14036, 11186995), (17545, 8949596), (35090, 4474798), (70180, 2237399)]