121418960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{373}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 305803344

約数和(自身を除く): 184384384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 313, 373, 520, 626, 746, 1040, 1252, 1492, 1565, 1865, 2504, 2984, 3130, 3730, 4069, 4849, 5008, 5968, 6260, 7460, 8138, 9698, 12520, 14920, 16276, 19396, 20345, 24245, 25040, 29840, 32552, 38792, 40690, 48490, 65104, 77584, 81380, 96980, 116749, 162760, 193960, 233498, 325520, 387920, 466996, 583745, 933992, 1167490, 1517737, 1867984, 2334980, 3035474, 4669960, 6070948, 7588685, 9339920, 12141896, 15177370, 24283792, 30354740, 60709480, 121418960]

約数ペア:

[(1, 121418960), (2, 60709480), (4, 30354740), (5, 24283792), (8, 15177370), (10, 12141896), (13, 9339920), (16, 7588685), (20, 6070948), (26, 4669960), (40, 3035474), (52, 2334980), (65, 1867984), (80, 1517737), (104, 1167490), (130, 933992), (208, 583745), (260, 466996), (313, 387920), (373, 325520), (520, 233498), (626, 193960), (746, 162760), (1040, 116749), (1252, 96980), (1492, 81380), (1565, 77584), (1865, 65104), (2504, 48490), (2984, 40690), (3130, 38792), (3730, 32552), (4069, 29840), (4849, 25040), (5008, 24245), (5968, 20345), (6260, 19396), (7460, 16276), (8138, 14920), (9698, 12520)]