245019996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1093}}^1$

素因数の和:1595

約数の個数: 72

約数和(自身を含む): 669002880

約数和(自身を除く): 423982884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 479, 958, 1093, 1437, 1916, 2186, 2874, 3279, 4311, 4372, 5748, 6227, 6558, 8622, 9837, 12454, 13116, 14209, 17244, 18681, 19674, 24908, 28418, 37362, 39348, 42627, 56043, 56836, 74724, 85254, 112086, 127881, 170508, 224172, 255762, 511524, 523547, 1047094, 1570641, 2094188, 3141282, 4711923, 6282564, 6806111, 9423846, 13612222, 18847692, 20418333, 27224444, 40836666, 61254999, 81673332, 122509998, 245019996]

約数ペア:

[(1, 245019996), (2, 122509998), (3, 81673332), (4, 61254999), (6, 40836666), (9, 27224444), (12, 20418333), (13, 18847692), (18, 13612222), (26, 9423846), (36, 6806111), (39, 6282564), (52, 4711923), (78, 3141282), (117, 2094188), (156, 1570641), (234, 1047094), (468, 523547), (479, 511524), (958, 255762), (1093, 224172), (1437, 170508), (1916, 127881), (2186, 112086), (2874, 85254), (3279, 74724), (4311, 56836), (4372, 56043), (5748, 42627), (6227, 39348), (6558, 37362), (8622, 28418), (9837, 24908), (12454, 19674), (13116, 18681), (14209, 17244)]