1721013240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2287}}^1\times {\mathrm{6271}}^1$

素因数の和:8572

約数の個数: 64

約数和(自身を含む): 5166120960

約数和(自身を除く): 3445107720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2287, 4574, 6271, 6861, 9148, 11435, 12542, 13722, 18296, 18813, 22870, 25084, 27444, 31355, 34305, 37626, 45740, 50168, 54888, 62710, 68610, 75252, 91480, 94065, 125420, 137220, 150504, 188130, 250840, 274440, 376260, 752520, 14341777, 28683554, 43025331, 57367108, 71708885, 86050662, 114734216, 143417770, 172101324, 215126655, 286835540, 344202648, 430253310, 573671080, 860506620, 1721013240]

約数ペア:

[(1, 1721013240), (2, 860506620), (3, 573671080), (4, 430253310), (5, 344202648), (6, 286835540), (8, 215126655), (10, 172101324), (12, 143417770), (15, 114734216), (20, 86050662), (24, 71708885), (30, 57367108), (40, 43025331), (60, 28683554), (120, 14341777), (2287, 752520), (4574, 376260), (6271, 274440), (6861, 250840), (9148, 188130), (11435, 150504), (12542, 137220), (13722, 125420), (18296, 94065), (18813, 91480), (22870, 75252), (25084, 68610), (27444, 62710), (31355, 54888), (34305, 50168), (37626, 45740)]