305628880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1307}}^1$

素因数の和:1436

約数の個数: 80

約数和(自身を含む): 739595520

約数和(自身を除く): 433966640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 79, 80, 148, 158, 185, 296, 316, 370, 395, 592, 632, 740, 790, 1264, 1307, 1480, 1580, 2614, 2923, 2960, 3160, 5228, 5846, 6320, 6535, 10456, 11692, 13070, 14615, 20912, 23384, 26140, 29230, 46768, 48359, 52280, 58460, 96718, 103253, 104560, 116920, 193436, 206506, 233840, 241795, 386872, 413012, 483590, 516265, 773744, 826024, 967180, 1032530, 1652048, 1934360, 2065060, 3820361, 3868720, 4130120, 7640722, 8260240, 15281444, 19101805, 30562888, 38203610, 61125776, 76407220, 152814440, 305628880]

約数ペア:

[(1, 305628880), (2, 152814440), (4, 76407220), (5, 61125776), (8, 38203610), (10, 30562888), (16, 19101805), (20, 15281444), (37, 8260240), (40, 7640722), (74, 4130120), (79, 3868720), (80, 3820361), (148, 2065060), (158, 1934360), (185, 1652048), (296, 1032530), (316, 967180), (370, 826024), (395, 773744), (592, 516265), (632, 483590), (740, 413012), (790, 386872), (1264, 241795), (1307, 233840), (1480, 206506), (1580, 193436), (2614, 116920), (2923, 104560), (2960, 103253), (3160, 96718), (5228, 58460), (5846, 52280), (6320, 48359), (6535, 46768), (10456, 29230), (11692, 26140), (13070, 23384), (14615, 20912)]