1303380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 4265352

約数和(自身を除く): 2961972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 557, 585, 780, 1114, 1170, 1671, 2228, 2340, 2785, 3342, 5013, 5570, 6684, 7241, 8355, 10026, 11140, 14482, 16710, 20052, 21723, 25065, 28964, 33420, 36205, 43446, 50130, 65169, 72410, 86892, 100260, 108615, 130338, 144820, 217230, 260676, 325845, 434460, 651690, 1303380]

約数ペア:

[(1, 1303380), (2, 651690), (3, 434460), (4, 325845), (5, 260676), (6, 217230), (9, 144820), (10, 130338), (12, 108615), (13, 100260), (15, 86892), (18, 72410), (20, 65169), (26, 50130), (30, 43446), (36, 36205), (39, 33420), (45, 28964), (52, 25065), (60, 21723), (65, 20052), (78, 16710), (90, 14482), (117, 11140), (130, 10026), (156, 8355), (180, 7241), (195, 6684), (234, 5570), (260, 5013), (390, 3342), (468, 2785), (557, 2340), (585, 2228), (780, 1671), (1114, 1170)]