2493240

素因数分解:

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

素因数の和:356

約数の個数: 64

約数和(自身を含む): 7603200

約数和(自身を除く): 5109960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 263, 316, 395, 474, 526, 632, 789, 790, 948, 1052, 1185, 1315, 1578, 1580, 1896, 2104, 2370, 2630, 3156, 3160, 3945, 4740, 5260, 6312, 7890, 9480, 10520, 15780, 20777, 31560, 41554, 62331, 83108, 103885, 124662, 166216, 207770, 249324, 311655, 415540, 498648, 623310, 831080, 1246620, 2493240]

約数ペア:

[(1, 2493240), (2, 1246620), (3, 831080), (4, 623310), (5, 498648), (6, 415540), (8, 311655), (10, 249324), (12, 207770), (15, 166216), (20, 124662), (24, 103885), (30, 83108), (40, 62331), (60, 41554), (79, 31560), (120, 20777), (158, 15780), (237, 10520), (263, 9480), (316, 7890), (395, 6312), (474, 5260), (526, 4740), (632, 3945), (789, 3160), (790, 3156), (948, 2630), (1052, 2370), (1185, 2104), (1315, 1896), (1578, 1580)]