90223280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{439}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 240936960

約数和(自身を除く): 150713680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 367, 439, 560, 734, 878, 1468, 1756, 1835, 2195, 2569, 2936, 3073, 3512, 3670, 4390, 5138, 5872, 6146, 7024, 7340, 8780, 10276, 12292, 12845, 14680, 15365, 17560, 20552, 24584, 25690, 29360, 30730, 35120, 41104, 49168, 51380, 61460, 102760, 122920, 161113, 205520, 245840, 322226, 644452, 805565, 1127791, 1288904, 1611130, 2255582, 2577808, 3222260, 4511164, 5638955, 6444520, 9022328, 11277910, 12889040, 18044656, 22555820, 45111640, 90223280]

約数ペア:

[(1, 90223280), (2, 45111640), (4, 22555820), (5, 18044656), (7, 12889040), (8, 11277910), (10, 9022328), (14, 6444520), (16, 5638955), (20, 4511164), (28, 3222260), (35, 2577808), (40, 2255582), (56, 1611130), (70, 1288904), (80, 1127791), (112, 805565), (140, 644452), (280, 322226), (367, 245840), (439, 205520), (560, 161113), (734, 122920), (878, 102760), (1468, 61460), (1756, 51380), (1835, 49168), (2195, 41104), (2569, 35120), (2936, 30730), (3073, 29360), (3512, 25690), (3670, 24584), (4390, 20552), (5138, 17560), (5872, 15365), (6146, 14680), (7024, 12845), (7340, 12292), (8780, 10276)]