1531351440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{708959}}^1$

素因数の和:708981

約数の個数: 80

約数和(自身を含む): 5274662400

約数和(自身を除く): 3743310960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 708959, 1417918, 2126877, 2835836, 3544795, 4253754, 5671672, 6380631, 7089590, 8507508, 10634385, 11343344, 12761262, 14179180, 17015016, 19141893, 21268770, 25522524, 28358360, 31903155, 34030032, 38283786, 42537540, 51045048, 56716720, 63806310, 76567572, 85075080, 95709465, 102090096, 127612620, 153135144, 170150160, 191418930, 255225240, 306270288, 382837860, 510450480, 765675720, 1531351440]

約数ペア:

[(1, 1531351440), (2, 765675720), (3, 510450480), (4, 382837860), (5, 306270288), (6, 255225240), (8, 191418930), (9, 170150160), (10, 153135144), (12, 127612620), (15, 102090096), (16, 95709465), (18, 85075080), (20, 76567572), (24, 63806310), (27, 56716720), (30, 51045048), (36, 42537540), (40, 38283786), (45, 34030032), (48, 31903155), (54, 28358360), (60, 25522524), (72, 21268770), (80, 19141893), (90, 17015016), (108, 14179180), (120, 12761262), (135, 11343344), (144, 10634385), (180, 8507508), (216, 7089590), (240, 6380631), (270, 5671672), (360, 4253754), (432, 3544795), (540, 2835836), (720, 2126877), (1080, 1417918), (2160, 708959)]