491540784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{6121}}^1$

素因数の和:6378

約数の個数: 80

約数和(自身を含む): 1457525760

約数和(自身を除く): 965984976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 239, 336, 478, 717, 956, 1434, 1673, 1912, 2868, 3346, 3824, 5019, 5736, 6121, 6692, 10038, 11472, 12242, 13384, 18363, 20076, 24484, 26768, 36726, 40152, 42847, 48968, 73452, 80304, 85694, 97936, 128541, 146904, 171388, 257082, 293808, 342776, 514164, 685552, 1028328, 1462919, 2056656, 2925838, 4388757, 5851676, 8777514, 10240433, 11703352, 17555028, 20480866, 23406704, 30721299, 35110056, 40961732, 61442598, 70220112, 81923464, 122885196, 163846928, 245770392, 491540784]

約数ペア:

[(1, 491540784), (2, 245770392), (3, 163846928), (4, 122885196), (6, 81923464), (7, 70220112), (8, 61442598), (12, 40961732), (14, 35110056), (16, 30721299), (21, 23406704), (24, 20480866), (28, 17555028), (42, 11703352), (48, 10240433), (56, 8777514), (84, 5851676), (112, 4388757), (168, 2925838), (239, 2056656), (336, 1462919), (478, 1028328), (717, 685552), (956, 514164), (1434, 342776), (1673, 293808), (1912, 257082), (2868, 171388), (3346, 146904), (3824, 128541), (5019, 97936), (5736, 85694), (6121, 80304), (6692, 73452), (10038, 48968), (11472, 42847), (12242, 40152), (13384, 36726), (18363, 26768), (20076, 24484)]