131492820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1081

約数の個数: 96

約数和(自身を含む): 384725376

約数和(自身を除く): 253232556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 61, 74, 111, 122, 148, 183, 185, 222, 244, 305, 366, 370, 444, 555, 610, 732, 740, 915, 971, 1110, 1220, 1830, 1942, 2220, 2257, 2913, 3660, 3884, 4514, 4855, 5826, 6771, 9028, 9710, 11285, 11652, 13542, 14565, 19420, 22570, 27084, 29130, 33855, 35927, 45140, 58260, 59231, 67710, 71854, 107781, 118462, 135420, 143708, 177693, 179635, 215562, 236924, 296155, 355386, 359270, 431124, 538905, 592310, 710772, 718540, 888465, 1077810, 1184620, 1776930, 2155620, 2191547, 3553860, 4383094, 6574641, 8766188, 10957735, 13149282, 21915470, 26298564, 32873205, 43830940, 65746410, 131492820]

約数ペア:

[(1, 131492820), (2, 65746410), (3, 43830940), (4, 32873205), (5, 26298564), (6, 21915470), (10, 13149282), (12, 10957735), (15, 8766188), (20, 6574641), (30, 4383094), (37, 3553860), (60, 2191547), (61, 2155620), (74, 1776930), (111, 1184620), (122, 1077810), (148, 888465), (183, 718540), (185, 710772), (222, 592310), (244, 538905), (305, 431124), (366, 359270), (370, 355386), (444, 296155), (555, 236924), (610, 215562), (732, 179635), (740, 177693), (915, 143708), (971, 135420), (1110, 118462), (1220, 107781), (1830, 71854), (1942, 67710), (2220, 59231), (2257, 58260), (2913, 45140), (3660, 35927), (3884, 33855), (4514, 29130), (4855, 27084), (5826, 22570), (6771, 19420), (9028, 14565), (9710, 13542), (11285, 11652)]