643440120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{18947}}^1$

素因数の和:19244

約数の個数: 64

約数和(自身を含む): 1937243520

約数和(自身を除く): 1293803400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 283, 566, 849, 1132, 1415, 1698, 2264, 2830, 3396, 4245, 5660, 6792, 8490, 11320, 16980, 18947, 33960, 37894, 56841, 75788, 94735, 113682, 151576, 189470, 227364, 284205, 378940, 454728, 568410, 757880, 1136820, 2273640, 5362001, 10724002, 16086003, 21448004, 26810005, 32172006, 42896008, 53620010, 64344012, 80430015, 107240020, 128688024, 160860030, 214480040, 321720060, 643440120]

約数ペア:

[(1, 643440120), (2, 321720060), (3, 214480040), (4, 160860030), (5, 128688024), (6, 107240020), (8, 80430015), (10, 64344012), (12, 53620010), (15, 42896008), (20, 32172006), (24, 26810005), (30, 21448004), (40, 16086003), (60, 10724002), (120, 5362001), (283, 2273640), (566, 1136820), (849, 757880), (1132, 568410), (1415, 454728), (1698, 378940), (2264, 284205), (2830, 227364), (3396, 189470), (4245, 151576), (5660, 113682), (6792, 94735), (8490, 75788), (11320, 56841), (16980, 37894), (18947, 33960)]