1220409840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{30089}}^1$

素因数の和:30131

約数の個数: 120

約数和(自身を含む): 4096813680

約数和(自身を除く): 2876403840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 4056, 5070, 6760, 8112, 10140, 13520, 20280, 30089, 40560, 60178, 90267, 120356, 150445, 180534, 240712, 300890, 361068, 391157, 451335, 481424, 601780, 722136, 782314, 902670, 1173471, 1203560, 1444272, 1564628, 1805340, 1955785, 2346942, 2407120, 3129256, 3610680, 3911570, 4693884, 5085041, 5867355, 6258512, 7221360, 7823140, 9387768, 10170082, 11734710, 15255123, 15646280, 18775536, 20340164, 23469420, 25425205, 30510246, 31292560, 40680328, 46938840, 50850410, 61020492, 76275615, 81360656, 93877680, 101700820, 122040984, 152551230, 203401640, 244081968, 305102460, 406803280, 610204920, 1220409840]

約数ペア:

[(1, 1220409840), (2, 610204920), (3, 406803280), (4, 305102460), (5, 244081968), (6, 203401640), (8, 152551230), (10, 122040984), (12, 101700820), (13, 93877680), (15, 81360656), (16, 76275615), (20, 61020492), (24, 50850410), (26, 46938840), (30, 40680328), (39, 31292560), (40, 30510246), (48, 25425205), (52, 23469420), (60, 20340164), (65, 18775536), (78, 15646280), (80, 15255123), (104, 11734710), (120, 10170082), (130, 9387768), (156, 7823140), (169, 7221360), (195, 6258512), (208, 5867355), (240, 5085041), (260, 4693884), (312, 3911570), (338, 3610680), (390, 3129256), (507, 2407120), (520, 2346942), (624, 1955785), (676, 1805340), (780, 1564628), (845, 1444272), (1014, 1203560), (1040, 1173471), (1352, 902670), (1560, 782314), (1690, 722136), (2028, 601780), (2535, 481424), (2704, 451335), (3120, 391157), (3380, 361068), (4056, 300890), (5070, 240712), (6760, 180534), (8112, 150445), (10140, 120356), (13520, 90267), (20280, 60178), (30089, 40560)]