174584720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 426401280

約数和(自身を除く): 251816560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 239, 368, 397, 460, 478, 794, 920, 956, 1195, 1588, 1840, 1912, 1985, 2390, 3176, 3824, 3970, 4780, 5497, 6352, 7940, 9131, 9560, 10994, 15880, 18262, 19120, 21988, 27485, 31760, 36524, 43976, 45655, 54970, 73048, 87952, 91310, 94883, 109940, 146096, 182620, 189766, 219880, 365240, 379532, 439760, 474415, 730480, 759064, 948830, 1518128, 1897660, 2182309, 3795320, 4364618, 7590640, 8729236, 10911545, 17458472, 21823090, 34916944, 43646180, 87292360, 174584720]

約数ペア:

[(1, 174584720), (2, 87292360), (4, 43646180), (5, 34916944), (8, 21823090), (10, 17458472), (16, 10911545), (20, 8729236), (23, 7590640), (40, 4364618), (46, 3795320), (80, 2182309), (92, 1897660), (115, 1518128), (184, 948830), (230, 759064), (239, 730480), (368, 474415), (397, 439760), (460, 379532), (478, 365240), (794, 219880), (920, 189766), (956, 182620), (1195, 146096), (1588, 109940), (1840, 94883), (1912, 91310), (1985, 87952), (2390, 73048), (3176, 54970), (3824, 45655), (3970, 43976), (4780, 36524), (5497, 31760), (6352, 27485), (7940, 21988), (9131, 19120), (9560, 18262), (10994, 15880)]