123165320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1193}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 290142000

約数和(自身を除く): 166976680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 232, 290, 356, 445, 580, 712, 890, 1160, 1193, 1780, 2386, 2581, 3560, 4772, 5162, 5965, 9544, 10324, 11930, 12905, 20648, 23860, 25810, 34597, 47720, 51620, 69194, 103240, 106177, 138388, 172985, 212354, 276776, 345970, 424708, 530885, 691940, 849416, 1061770, 1383880, 2123540, 3079133, 4247080, 6158266, 12316532, 15395665, 24633064, 30791330, 61582660, 123165320]

約数ペア:

[(1, 123165320), (2, 61582660), (4, 30791330), (5, 24633064), (8, 15395665), (10, 12316532), (20, 6158266), (29, 4247080), (40, 3079133), (58, 2123540), (89, 1383880), (116, 1061770), (145, 849416), (178, 691940), (232, 530885), (290, 424708), (356, 345970), (445, 276776), (580, 212354), (712, 172985), (890, 138388), (1160, 106177), (1193, 103240), (1780, 69194), (2386, 51620), (2581, 47720), (3560, 34597), (4772, 25810), (5162, 23860), (5965, 20648), (9544, 12905), (10324, 11930)]