156733640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4273}}^1$

素因数の和:4422

約数の個数: 64

約数和(自身を含む): 406200960

約数和(自身を除く): 249467320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1310, 1834, 2620, 3668, 4273, 4585, 5240, 7336, 8546, 9170, 17092, 18340, 21365, 29911, 34184, 36680, 42730, 59822, 85460, 119644, 149555, 170920, 239288, 299110, 559763, 598220, 1119526, 1196440, 2239052, 2798815, 3918341, 4478104, 5597630, 7836682, 11195260, 15673364, 19591705, 22390520, 31346728, 39183410, 78366820, 156733640]

約数ペア:

[(1, 156733640), (2, 78366820), (4, 39183410), (5, 31346728), (7, 22390520), (8, 19591705), (10, 15673364), (14, 11195260), (20, 7836682), (28, 5597630), (35, 4478104), (40, 3918341), (56, 2798815), (70, 2239052), (131, 1196440), (140, 1119526), (262, 598220), (280, 559763), (524, 299110), (655, 239288), (917, 170920), (1048, 149555), (1310, 119644), (1834, 85460), (2620, 59822), (3668, 42730), (4273, 36680), (4585, 34184), (5240, 29911), (7336, 21365), (8546, 18340), (9170, 17092)]