152207920

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 365021280

約数和(自身を除く): 212813360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 73, 80, 134, 146, 268, 292, 335, 365, 389, 536, 584, 670, 730, 778, 1072, 1168, 1340, 1460, 1556, 1945, 2680, 2920, 3112, 3890, 4891, 5360, 5840, 6224, 7780, 9782, 15560, 19564, 24455, 26063, 28397, 31120, 39128, 48910, 52126, 56794, 78256, 97820, 104252, 113588, 130315, 141985, 195640, 208504, 227176, 260630, 283970, 391280, 417008, 454352, 521260, 567940, 1042520, 1135880, 1902599, 2085040, 2271760, 3805198, 7610396, 9512995, 15220792, 19025990, 30441584, 38051980, 76103960, 152207920]

約数ペア:

[(1, 152207920), (2, 76103960), (4, 38051980), (5, 30441584), (8, 19025990), (10, 15220792), (16, 9512995), (20, 7610396), (40, 3805198), (67, 2271760), (73, 2085040), (80, 1902599), (134, 1135880), (146, 1042520), (268, 567940), (292, 521260), (335, 454352), (365, 417008), (389, 391280), (536, 283970), (584, 260630), (670, 227176), (730, 208504), (778, 195640), (1072, 141985), (1168, 130315), (1340, 113588), (1460, 104252), (1556, 97820), (1945, 78256), (2680, 56794), (2920, 52126), (3112, 48910), (3890, 39128), (4891, 31120), (5360, 28397), (5840, 26063), (6224, 24455), (7780, 19564), (9782, 15560)]