280207728

素因数分解:

$2^4\times 3^3\times {\mathrm{648629}}^1$

素因数の和:648646

約数の個数: 40

約数和(自身を含む): 804301200

約数和(自身を除く): 524093472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 648629, 1297258, 1945887, 2594516, 3891774, 5189032, 5837661, 7783548, 10378064, 11675322, 15567096, 17512983, 23350644, 31134192, 35025966, 46701288, 70051932, 93402576, 140103864, 280207728]

約数ペア:

[(1, 280207728), (2, 140103864), (3, 93402576), (4, 70051932), (6, 46701288), (8, 35025966), (9, 31134192), (12, 23350644), (16, 17512983), (18, 15567096), (24, 11675322), (27, 10378064), (36, 7783548), (48, 5837661), (54, 5189032), (72, 3891774), (108, 2594516), (144, 1945887), (216, 1297258), (432, 648629)]