1276290139960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{231331}}^1\times {\mathrm{12539}}^1$

素因数の和:243892

約数の個数: 64

約数和(自身を含む): 3132975542400

約数和(自身を除く): 1856685402440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 12539, 25078, 50156, 62695, 100312, 125390, 137929, 231331, 250780, 275858, 462662, 501560, 551716, 689645, 925324, 1103432, 1156655, 1379290, 1850648, 2313310, 2544641, 2758580, 4626620, 5089282, 5517160, 9253240, 10178564, 12723205, 20357128, 25446410, 50892820, 101785640, 2900659409, 5801318818, 11602637636, 14503297045, 23205275272, 29006594090, 31907253499, 58013188180, 63814506998, 116026376360, 127629013996, 159536267495, 255258027992, 319072534990, 638145069980, 1276290139960]

約数ペア:

[(1, 1276290139960), (2, 638145069980), (4, 319072534990), (5, 255258027992), (8, 159536267495), (10, 127629013996), (11, 116026376360), (20, 63814506998), (22, 58013188180), (40, 31907253499), (44, 29006594090), (55, 23205275272), (88, 14503297045), (110, 11602637636), (220, 5801318818), (440, 2900659409), (12539, 101785640), (25078, 50892820), (50156, 25446410), (62695, 20357128), (100312, 12723205), (125390, 10178564), (137929, 9253240), (231331, 5517160), (250780, 5089282), (275858, 4626620), (462662, 2758580), (501560, 2544641), (551716, 2313310), (689645, 1850648), (925324, 1379290), (1103432, 1156655)]