509939520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{821}}^1$

素因数の和:1488

約数の個数: 112

約数和(自身を含む): 1623535488

約数和(自身を除く): 1113595968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 647, 821, 960, 1294, 1642, 1941, 2463, 2588, 3235, 3284, 3882, 4105, 4926, 5176, 6470, 6568, 7764, 8210, 9705, 9852, 10352, 12315, 12940, 13136, 15528, 16420, 19410, 19704, 20704, 24630, 25880, 26272, 31056, 32840, 38820, 39408, 41408, 49260, 51760, 52544, 62112, 65680, 77640, 78816, 98520, 103520, 124224, 131360, 155280, 157632, 197040, 207040, 262720, 310560, 394080, 531187, 621120, 788160, 1062374, 1593561, 2124748, 2655935, 3187122, 4249496, 5311870, 6374244, 7967805, 8498992, 10623740, 12748488, 15935610, 16997984, 21247480, 25496976, 31871220, 33995968, 42494960, 50993952, 63742440, 84989920, 101987904, 127484880, 169979840, 254969760, 509939520]

約数ペア:

[(1, 509939520), (2, 254969760), (3, 169979840), (4, 127484880), (5, 101987904), (6, 84989920), (8, 63742440), (10, 50993952), (12, 42494960), (15, 33995968), (16, 31871220), (20, 25496976), (24, 21247480), (30, 16997984), (32, 15935610), (40, 12748488), (48, 10623740), (60, 8498992), (64, 7967805), (80, 6374244), (96, 5311870), (120, 4249496), (160, 3187122), (192, 2655935), (240, 2124748), (320, 1593561), (480, 1062374), (647, 788160), (821, 621120), (960, 531187), (1294, 394080), (1642, 310560), (1941, 262720), (2463, 207040), (2588, 197040), (3235, 157632), (3284, 155280), (3882, 131360), (4105, 124224), (4926, 103520), (5176, 98520), (6470, 78816), (6568, 77640), (7764, 65680), (8210, 62112), (9705, 52544), (9852, 51760), (10352, 49260), (12315, 41408), (12940, 39408), (13136, 38820), (15528, 32840), (16420, 31056), (19410, 26272), (19704, 25880), (20704, 24630)]