199066920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127607}}^1$

素因数の和:127634

約数の個数: 64

約数和(自身を含む): 643144320

約数和(自身を除く): 444077400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 127607, 255214, 382821, 510428, 638035, 765642, 1020856, 1276070, 1531284, 1658891, 1914105, 2552140, 3062568, 3317782, 3828210, 4976673, 5104280, 6635564, 7656420, 8294455, 9953346, 13271128, 15312840, 16588910, 19906692, 24883365, 33177820, 39813384, 49766730, 66355640, 99533460, 199066920]

約数ペア:

[(1, 199066920), (2, 99533460), (3, 66355640), (4, 49766730), (5, 39813384), (6, 33177820), (8, 24883365), (10, 19906692), (12, 16588910), (13, 15312840), (15, 13271128), (20, 9953346), (24, 8294455), (26, 7656420), (30, 6635564), (39, 5104280), (40, 4976673), (52, 3828210), (60, 3317782), (65, 3062568), (78, 2552140), (104, 1914105), (120, 1658891), (130, 1531284), (156, 1276070), (195, 1020856), (260, 765642), (312, 638035), (390, 510428), (520, 382821), (780, 255214), (1560, 127607)]