80119920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1999}}^1$

素因数の和:2182

約数の個数: 80

約数和(自身を含む): 249984000

約数和(自身を除く): 169864080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 167, 240, 334, 501, 668, 835, 1002, 1336, 1670, 1999, 2004, 2505, 2672, 3340, 3998, 4008, 5010, 5997, 6680, 7996, 8016, 9995, 10020, 11994, 13360, 15992, 19990, 20040, 23988, 29985, 31984, 39980, 40080, 47976, 59970, 79960, 95952, 119940, 159920, 239880, 333833, 479760, 667666, 1001499, 1335332, 1669165, 2002998, 2670664, 3338330, 4005996, 5007495, 5341328, 6676660, 8011992, 10014990, 13353320, 16023984, 20029980, 26706640, 40059960, 80119920]

約数ペア:

[(1, 80119920), (2, 40059960), (3, 26706640), (4, 20029980), (5, 16023984), (6, 13353320), (8, 10014990), (10, 8011992), (12, 6676660), (15, 5341328), (16, 5007495), (20, 4005996), (24, 3338330), (30, 2670664), (40, 2002998), (48, 1669165), (60, 1335332), (80, 1001499), (120, 667666), (167, 479760), (240, 333833), (334, 239880), (501, 159920), (668, 119940), (835, 95952), (1002, 79960), (1336, 59970), (1670, 47976), (1999, 40080), (2004, 39980), (2505, 31984), (2672, 29985), (3340, 23988), (3998, 20040), (4008, 19990), (5010, 15992), (5997, 13360), (6680, 11994), (7996, 10020), (8016, 9995)]