172040764

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 363409200

約数和(自身を除く): 191368436

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 137, 149, 172, 196, 274, 298, 301, 548, 596, 602, 959, 1043, 1204, 1918, 2086, 2107, 3836, 4172, 4214, 5891, 6407, 6713, 7301, 8428, 11782, 12814, 13426, 14602, 20413, 23564, 25628, 26852, 29204, 40826, 41237, 44849, 81652, 82474, 89698, 142891, 164948, 179396, 285782, 288659, 313943, 571564, 577318, 627886, 877759, 1000237, 1154636, 1255772, 1755518, 2000474, 3511036, 4000948, 6144313, 12288626, 24577252, 43010191, 86020382, 172040764]

約数ペア:

[(1, 172040764), (2, 86020382), (4, 43010191), (7, 24577252), (14, 12288626), (28, 6144313), (43, 4000948), (49, 3511036), (86, 2000474), (98, 1755518), (137, 1255772), (149, 1154636), (172, 1000237), (196, 877759), (274, 627886), (298, 577318), (301, 571564), (548, 313943), (596, 288659), (602, 285782), (959, 179396), (1043, 164948), (1204, 142891), (1918, 89698), (2086, 82474), (2107, 81652), (3836, 44849), (4172, 41237), (4214, 40826), (5891, 29204), (6407, 26852), (6713, 25628), (7301, 23564), (8428, 20413), (11782, 14602), (12814, 13426)]