299696580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3391}}^1$

素因数の和:3897

約数の個数: 72

約数和(自身を含む): 911199744

約数和(自身を除く): 611503164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 491, 982, 1473, 1964, 2455, 2946, 3391, 4419, 4910, 5892, 6782, 7365, 8838, 9820, 10173, 13564, 14730, 16955, 17676, 20346, 22095, 29460, 30519, 33910, 40692, 44190, 50865, 61038, 67820, 88380, 101730, 122076, 152595, 203460, 305190, 610380, 1664981, 3329962, 4994943, 6659924, 8324905, 9989886, 14984829, 16649810, 19979772, 24974715, 29969658, 33299620, 49949430, 59939316, 74924145, 99898860, 149848290, 299696580]

約数ペア:

[(1, 299696580), (2, 149848290), (3, 99898860), (4, 74924145), (5, 59939316), (6, 49949430), (9, 33299620), (10, 29969658), (12, 24974715), (15, 19979772), (18, 16649810), (20, 14984829), (30, 9989886), (36, 8324905), (45, 6659924), (60, 4994943), (90, 3329962), (180, 1664981), (491, 610380), (982, 305190), (1473, 203460), (1964, 152595), (2455, 122076), (2946, 101730), (3391, 88380), (4419, 67820), (4910, 61038), (5892, 50865), (6782, 44190), (7365, 40692), (8838, 33910), (9820, 30519), (10173, 29460), (13564, 22095), (14730, 20346), (16955, 17676)]