128453520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3167}}^1$

素因数の和:3209

約数の個数: 120

約数和(自身を含む): 431329536

約数和(自身を除く): 302876016

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, 3167, 3380, 4056, 5070, 6334, 6760, 8112, 9501, 10140, 12668, 13520, 15835, 19002, 20280, 25336, 31670, 38004, 40560, 41171, 47505, 50672, 63340, 76008, 82342, 95010, 123513, 126680, 152016, 164684, 190020, 205855, 247026, 253360, 329368, 380040, 411710, 494052, 535223, 617565, 658736, 760080, 823420, 988104, 1070446, 1235130, 1605669, 1646840, 1976208, 2140892, 2470260, 2676115, 3211338, 3293680, 4281784, 4940520, 5352230, 6422676, 8028345, 8563568, 9881040, 10704460, 12845352, 16056690, 21408920, 25690704, 32113380, 42817840, 64226760, 128453520]

約数ペア:

[(1, 128453520), (2, 64226760), (3, 42817840), (4, 32113380), (5, 25690704), (6, 21408920), (8, 16056690), (10, 12845352), (12, 10704460), (13, 9881040), (15, 8563568), (16, 8028345), (20, 6422676), (24, 5352230), (26, 4940520), (30, 4281784), (39, 3293680), (40, 3211338), (48, 2676115), (52, 2470260), (60, 2140892), (65, 1976208), (78, 1646840), (80, 1605669), (104, 1235130), (120, 1070446), (130, 988104), (156, 823420), (169, 760080), (195, 658736), (208, 617565), (240, 535223), (260, 494052), (312, 411710), (338, 380040), (390, 329368), (507, 253360), (520, 247026), (624, 205855), (676, 190020), (780, 164684), (845, 152016), (1014, 126680), (1040, 123513), (1352, 95010), (1560, 82342), (1690, 76008), (2028, 63340), (2535, 50672), (2704, 47505), (3120, 41171), (3167, 40560), (3380, 38004), (4056, 31670), (5070, 25336), (6334, 20280), (6760, 19002), (8112, 15835), (9501, 13520), (10140, 12668)]