15480660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 47416320

約数和(自身を除く): 31935660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 89, 130, 156, 178, 195, 223, 260, 267, 356, 390, 445, 446, 534, 669, 780, 890, 892, 1068, 1115, 1157, 1335, 1338, 1780, 2230, 2314, 2670, 2676, 2899, 3345, 3471, 4460, 4628, 5340, 5785, 5798, 6690, 6942, 8697, 11570, 11596, 13380, 13884, 14495, 17355, 17394, 19847, 23140, 28990, 34710, 34788, 39694, 43485, 57980, 59541, 69420, 79388, 86970, 99235, 119082, 173940, 198470, 238164, 258011, 297705, 396940, 516022, 595410, 774033, 1032044, 1190820, 1290055, 1548066, 2580110, 3096132, 3870165, 5160220, 7740330, 15480660]

約数ペア:

[(1, 15480660), (2, 7740330), (3, 5160220), (4, 3870165), (5, 3096132), (6, 2580110), (10, 1548066), (12, 1290055), (13, 1190820), (15, 1032044), (20, 774033), (26, 595410), (30, 516022), (39, 396940), (52, 297705), (60, 258011), (65, 238164), (78, 198470), (89, 173940), (130, 119082), (156, 99235), (178, 86970), (195, 79388), (223, 69420), (260, 59541), (267, 57980), (356, 43485), (390, 39694), (445, 34788), (446, 34710), (534, 28990), (669, 23140), (780, 19847), (890, 17394), (892, 17355), (1068, 14495), (1115, 13884), (1157, 13380), (1335, 11596), (1338, 11570), (1780, 8697), (2230, 6942), (2314, 6690), (2670, 5798), (2676, 5785), (2899, 5340), (3345, 4628), (3471, 4460)]