400240920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1487}}^1\times {\mathrm{2243}}^1$

素因数の和:3744

約数の個数: 64

約数和(自身を含む): 1202065920

約数和(自身を除く): 801825000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1487, 2243, 2974, 4461, 4486, 5948, 6729, 7435, 8922, 8972, 11215, 11896, 13458, 14870, 17844, 17944, 22305, 22430, 26916, 29740, 33645, 35688, 44610, 44860, 53832, 59480, 67290, 89220, 89720, 134580, 178440, 269160, 3335341, 6670682, 10006023, 13341364, 16676705, 20012046, 26682728, 33353410, 40024092, 50030115, 66706820, 80048184, 100060230, 133413640, 200120460, 400240920]

約数ペア:

[(1, 400240920), (2, 200120460), (3, 133413640), (4, 100060230), (5, 80048184), (6, 66706820), (8, 50030115), (10, 40024092), (12, 33353410), (15, 26682728), (20, 20012046), (24, 16676705), (30, 13341364), (40, 10006023), (60, 6670682), (120, 3335341), (1487, 269160), (2243, 178440), (2974, 134580), (4461, 89720), (4486, 89220), (5948, 67290), (6729, 59480), (7435, 53832), (8922, 44860), (8972, 44610), (11215, 35688), (11896, 33645), (13458, 29740), (14870, 26916), (17844, 22430), (17944, 22305)]