254654560

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:656

約数の個数: 96

約数和(自身を含む): 641263392

約数和(自身を除く): 386608832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 251, 272, 340, 373, 502, 544, 680, 746, 1004, 1255, 1360, 1492, 1865, 2008, 2510, 2720, 2984, 3730, 4016, 4267, 5020, 5968, 6341, 7460, 8032, 8534, 10040, 11936, 12682, 14920, 17068, 20080, 21335, 25364, 29840, 31705, 34136, 40160, 42670, 50728, 59680, 63410, 68272, 85340, 93623, 101456, 126820, 136544, 170680, 187246, 202912, 253640, 341360, 374492, 468115, 507280, 682720, 748984, 936230, 1014560, 1497968, 1591591, 1872460, 2995936, 3183182, 3744920, 6366364, 7489840, 7957955, 12732728, 14979680, 15915910, 25465456, 31831820, 50930912, 63663640, 127327280, 254654560]

約数ペア:

[(1, 254654560), (2, 127327280), (4, 63663640), (5, 50930912), (8, 31831820), (10, 25465456), (16, 15915910), (17, 14979680), (20, 12732728), (32, 7957955), (34, 7489840), (40, 6366364), (68, 3744920), (80, 3183182), (85, 2995936), (136, 1872460), (160, 1591591), (170, 1497968), (251, 1014560), (272, 936230), (340, 748984), (373, 682720), (502, 507280), (544, 468115), (680, 374492), (746, 341360), (1004, 253640), (1255, 202912), (1360, 187246), (1492, 170680), (1865, 136544), (2008, 126820), (2510, 101456), (2720, 93623), (2984, 85340), (3730, 68272), (4016, 63410), (4267, 59680), (5020, 50728), (5968, 42670), (6341, 40160), (7460, 34136), (8032, 31705), (8534, 29840), (10040, 25364), (11936, 21335), (12682, 20080), (14920, 17068)]