328875480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1999}}^1$

素因数の和:2473

約数の個数: 96

約数和(自身を含む): 1071720000

約数和(自身を除く): 742844520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 457, 914, 1371, 1828, 1999, 2285, 2742, 3656, 3998, 4113, 4570, 5484, 5997, 6855, 7996, 8226, 9140, 9995, 10968, 11994, 13710, 15992, 16452, 17991, 18280, 19990, 20565, 23988, 27420, 29985, 32904, 35982, 39980, 41130, 47976, 54840, 59970, 71964, 79960, 82260, 89955, 119940, 143928, 164520, 179910, 239880, 359820, 719640, 913543, 1827086, 2740629, 3654172, 4567715, 5481258, 7308344, 8221887, 9135430, 10962516, 13703145, 16443774, 18270860, 21925032, 27406290, 32887548, 36541720, 41109435, 54812580, 65775096, 82218870, 109625160, 164437740, 328875480]

約数ペア:

[(1, 328875480), (2, 164437740), (3, 109625160), (4, 82218870), (5, 65775096), (6, 54812580), (8, 41109435), (9, 36541720), (10, 32887548), (12, 27406290), (15, 21925032), (18, 18270860), (20, 16443774), (24, 13703145), (30, 10962516), (36, 9135430), (40, 8221887), (45, 7308344), (60, 5481258), (72, 4567715), (90, 3654172), (120, 2740629), (180, 1827086), (360, 913543), (457, 719640), (914, 359820), (1371, 239880), (1828, 179910), (1999, 164520), (2285, 143928), (2742, 119940), (3656, 89955), (3998, 82260), (4113, 79960), (4570, 71964), (5484, 59970), (5997, 54840), (6855, 47976), (7996, 41130), (8226, 39980), (9140, 35982), (9995, 32904), (10968, 29985), (11994, 27420), (13710, 23988), (15992, 20565), (16452, 19990), (17991, 18280)]