156548240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1951}}^1$

素因数の和:2040

約数の個数: 80

約数和(自身を含む): 392117760

約数和(自身を除く): 235569520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 59, 68, 80, 85, 118, 136, 170, 236, 272, 295, 340, 472, 590, 680, 944, 1003, 1180, 1360, 1951, 2006, 2360, 3902, 4012, 4720, 5015, 7804, 8024, 9755, 10030, 15608, 16048, 19510, 20060, 31216, 33167, 39020, 40120, 66334, 78040, 80240, 115109, 132668, 156080, 165835, 230218, 265336, 331670, 460436, 530672, 575545, 663340, 920872, 1151090, 1326680, 1841744, 1956853, 2302180, 2653360, 3913706, 4604360, 7827412, 9208720, 9784265, 15654824, 19568530, 31309648, 39137060, 78274120, 156548240]

約数ペア:

[(1, 156548240), (2, 78274120), (4, 39137060), (5, 31309648), (8, 19568530), (10, 15654824), (16, 9784265), (17, 9208720), (20, 7827412), (34, 4604360), (40, 3913706), (59, 2653360), (68, 2302180), (80, 1956853), (85, 1841744), (118, 1326680), (136, 1151090), (170, 920872), (236, 663340), (272, 575545), (295, 530672), (340, 460436), (472, 331670), (590, 265336), (680, 230218), (944, 165835), (1003, 156080), (1180, 132668), (1360, 115109), (1951, 80240), (2006, 78040), (2360, 66334), (3902, 40120), (4012, 39020), (4720, 33167), (5015, 31216), (7804, 20060), (8024, 19510), (9755, 16048), (10030, 15608)]