181245220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 429004800

約数和(自身を除く): 247759580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 113, 124, 130, 155, 199, 226, 260, 310, 398, 403, 452, 565, 620, 796, 806, 995, 1130, 1469, 1612, 1990, 2015, 2260, 2587, 2938, 3503, 3980, 4030, 5174, 5876, 6169, 7006, 7345, 8060, 10348, 12338, 12935, 14012, 14690, 17515, 22487, 24676, 25870, 29380, 30845, 35030, 44974, 45539, 51740, 61690, 70060, 80197, 89948, 91078, 112435, 123380, 160394, 182156, 224870, 227695, 292331, 320788, 400985, 449740, 455390, 584662, 697097, 801970, 910780, 1169324, 1394194, 1461655, 1603940, 2788388, 2923310, 3485485, 5846620, 6970970, 9062261, 13941940, 18124522, 36249044, 45311305, 90622610, 181245220]

約数ペア:

[(1, 181245220), (2, 90622610), (4, 45311305), (5, 36249044), (10, 18124522), (13, 13941940), (20, 9062261), (26, 6970970), (31, 5846620), (52, 3485485), (62, 2923310), (65, 2788388), (113, 1603940), (124, 1461655), (130, 1394194), (155, 1169324), (199, 910780), (226, 801970), (260, 697097), (310, 584662), (398, 455390), (403, 449740), (452, 400985), (565, 320788), (620, 292331), (796, 227695), (806, 224870), (995, 182156), (1130, 160394), (1469, 123380), (1612, 112435), (1990, 91078), (2015, 89948), (2260, 80197), (2587, 70060), (2938, 61690), (3503, 51740), (3980, 45539), (4030, 44974), (5174, 35030), (5876, 30845), (6169, 29380), (7006, 25870), (7345, 24676), (8060, 22487), (10348, 17515), (12338, 14690), (12935, 14012)]