68612880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{40841}}^1$

素因数の和:40864

約数の個数: 80

約数和(自身を含む): 243091584

約数和(自身を除く): 174478704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 40841, 81682, 122523, 163364, 204205, 245046, 285887, 326728, 408410, 490092, 571774, 612615, 653456, 816820, 857661, 980184, 1143548, 1225230, 1429435, 1633640, 1715322, 1960368, 2287096, 2450460, 2858870, 3267280, 3430644, 4288305, 4574192, 4900920, 5717740, 6861288, 8576610, 9801840, 11435480, 13722576, 17153220, 22870960, 34306440, 68612880]

約数ペア:

[(1, 68612880), (2, 34306440), (3, 22870960), (4, 17153220), (5, 13722576), (6, 11435480), (7, 9801840), (8, 8576610), (10, 6861288), (12, 5717740), (14, 4900920), (15, 4574192), (16, 4288305), (20, 3430644), (21, 3267280), (24, 2858870), (28, 2450460), (30, 2287096), (35, 1960368), (40, 1715322), (42, 1633640), (48, 1429435), (56, 1225230), (60, 1143548), (70, 980184), (80, 857661), (84, 816820), (105, 653456), (112, 612615), (120, 571774), (140, 490092), (168, 408410), (210, 326728), (240, 285887), (280, 245046), (336, 204205), (420, 163364), (560, 122523), (840, 81682), (1680, 40841)]