154155980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{6803}}^1$

素因数の和:6926

約数の個数: 48

約数和(自身を含む): 356638464

約数和(自身を除く): 202482484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 2060, 2266, 4532, 5665, 6803, 11330, 13606, 22660, 27212, 34015, 68030, 74833, 136060, 149666, 299332, 374165, 700709, 748330, 1401418, 1496660, 2802836, 3503545, 7007090, 7707799, 14014180, 15415598, 30831196, 38538995, 77077990, 154155980]

約数ペア:

[(1, 154155980), (2, 77077990), (4, 38538995), (5, 30831196), (10, 15415598), (11, 14014180), (20, 7707799), (22, 7007090), (44, 3503545), (55, 2802836), (103, 1496660), (110, 1401418), (206, 748330), (220, 700709), (412, 374165), (515, 299332), (1030, 149666), (1133, 136060), (2060, 74833), (2266, 68030), (4532, 34015), (5665, 27212), (6803, 22660), (11330, 13606)]