248244520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1129}}^1$

素因数の和:1402

約数の個数: 64

約数和(自身を含む): 585792000

約数和(自身を除く): 337547480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 239, 460, 478, 920, 956, 1129, 1195, 1912, 2258, 2390, 4516, 4780, 5497, 5645, 9032, 9560, 10994, 11290, 21988, 22580, 25967, 27485, 43976, 45160, 51934, 54970, 103868, 109940, 129835, 207736, 219880, 259670, 269831, 519340, 539662, 1038680, 1079324, 1349155, 2158648, 2698310, 5396620, 6206113, 10793240, 12412226, 24824452, 31030565, 49648904, 62061130, 124122260, 248244520]

約数ペア:

[(1, 248244520), (2, 124122260), (4, 62061130), (5, 49648904), (8, 31030565), (10, 24824452), (20, 12412226), (23, 10793240), (40, 6206113), (46, 5396620), (92, 2698310), (115, 2158648), (184, 1349155), (230, 1079324), (239, 1038680), (460, 539662), (478, 519340), (920, 269831), (956, 259670), (1129, 219880), (1195, 207736), (1912, 129835), (2258, 109940), (2390, 103868), (4516, 54970), (4780, 51934), (5497, 45160), (5645, 43976), (9032, 27485), (9560, 25967), (10994, 22580), (11290, 21988)]