178673820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{577}}^1$

素因数の和:999

約数の個数: 96

約数和(自身を含む): 541063488

約数和(自身を除く): 362389668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 397, 577, 780, 794, 1154, 1191, 1588, 1731, 1985, 2308, 2382, 2885, 3462, 3970, 4764, 5161, 5770, 5955, 6924, 7501, 7940, 8655, 10322, 11540, 11910, 15002, 15483, 17310, 20644, 22503, 23820, 25805, 30004, 30966, 34620, 37505, 45006, 51610, 61932, 75010, 77415, 90012, 103220, 112515, 150020, 154830, 225030, 229069, 309660, 450060, 458138, 687207, 916276, 1145345, 1374414, 2290690, 2748828, 2977897, 3436035, 4581380, 5955794, 6872070, 8933691, 11911588, 13744140, 14889485, 17867382, 29778970, 35734764, 44668455, 59557940, 89336910, 178673820]

約数ペア:

[(1, 178673820), (2, 89336910), (3, 59557940), (4, 44668455), (5, 35734764), (6, 29778970), (10, 17867382), (12, 14889485), (13, 13744140), (15, 11911588), (20, 8933691), (26, 6872070), (30, 5955794), (39, 4581380), (52, 3436035), (60, 2977897), (65, 2748828), (78, 2290690), (130, 1374414), (156, 1145345), (195, 916276), (260, 687207), (390, 458138), (397, 450060), (577, 309660), (780, 229069), (794, 225030), (1154, 154830), (1191, 150020), (1588, 112515), (1731, 103220), (1985, 90012), (2308, 77415), (2382, 75010), (2885, 61932), (3462, 51610), (3970, 45006), (4764, 37505), (5161, 34620), (5770, 30966), (5955, 30004), (6924, 25805), (7501, 23820), (7940, 22503), (8655, 20644), (10322, 17310), (11540, 15483), (11910, 15002)]