225638220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 645765120

約数和(自身を除く): 420126900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 181, 237, 263, 316, 362, 395, 474, 526, 543, 724, 789, 790, 905, 948, 1052, 1086, 1185, 1315, 1578, 1580, 1810, 2172, 2370, 2630, 2715, 3156, 3620, 3945, 4740, 5260, 5430, 7890, 10860, 14299, 15780, 20777, 28598, 41554, 42897, 47603, 57196, 62331, 71495, 83108, 85794, 95206, 103885, 124662, 142809, 142990, 171588, 190412, 207770, 214485, 238015, 249324, 285618, 285980, 311655, 415540, 428970, 476030, 571236, 623310, 714045, 857940, 952060, 1246620, 1428090, 2856180, 3760637, 7521274, 11281911, 15042548, 18803185, 22563822, 37606370, 45127644, 56409555, 75212740, 112819110, 225638220]

約数ペア:

[(1, 225638220), (2, 112819110), (3, 75212740), (4, 56409555), (5, 45127644), (6, 37606370), (10, 22563822), (12, 18803185), (15, 15042548), (20, 11281911), (30, 7521274), (60, 3760637), (79, 2856180), (158, 1428090), (181, 1246620), (237, 952060), (263, 857940), (316, 714045), (362, 623310), (395, 571236), (474, 476030), (526, 428970), (543, 415540), (724, 311655), (789, 285980), (790, 285618), (905, 249324), (948, 238015), (1052, 214485), (1086, 207770), (1185, 190412), (1315, 171588), (1578, 142990), (1580, 142809), (1810, 124662), (2172, 103885), (2370, 95206), (2630, 85794), (2715, 83108), (3156, 71495), (3620, 62331), (3945, 57196), (4740, 47603), (5260, 42897), (5430, 41554), (7890, 28598), (10860, 20777), (14299, 15780)]