31305840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7673}}^1$

素因数の和:7706

約数の個数: 80

約数和(自身を含む): 102770208

約数和(自身を除く): 71464368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 7673, 15346, 23019, 30692, 38365, 46038, 61384, 76730, 92076, 115095, 122768, 130441, 153460, 184152, 230190, 260882, 306920, 368304, 391323, 460380, 521764, 613840, 652205, 782646, 920760, 1043528, 1304410, 1565292, 1841520, 1956615, 2087056, 2608820, 3130584, 3913230, 5217640, 6261168, 7826460, 10435280, 15652920, 31305840]

約数ペア:

[(1, 31305840), (2, 15652920), (3, 10435280), (4, 7826460), (5, 6261168), (6, 5217640), (8, 3913230), (10, 3130584), (12, 2608820), (15, 2087056), (16, 1956615), (17, 1841520), (20, 1565292), (24, 1304410), (30, 1043528), (34, 920760), (40, 782646), (48, 652205), (51, 613840), (60, 521764), (68, 460380), (80, 391323), (85, 368304), (102, 306920), (120, 260882), (136, 230190), (170, 184152), (204, 153460), (240, 130441), (255, 122768), (272, 115095), (340, 92076), (408, 76730), (510, 61384), (680, 46038), (816, 38365), (1020, 30692), (1360, 23019), (2040, 15346), (4080, 7673)]