720291024

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{70451}}^1$

素因数の和:70536

約数の個数: 60

約数和(自身を含む): 2044235232

約数和(自身を除く): 1323944208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 70451, 140902, 211353, 281804, 422706, 563608, 634059, 845412, 1127216, 1268118, 1690824, 2536236, 3381648, 5002021, 5072472, 10004042, 10144944, 15006063, 20008084, 30012126, 40016168, 45018189, 60024252, 80032336, 90036378, 120048504, 180072756, 240097008, 360145512, 720291024]

約数ペア:

[(1, 720291024), (2, 360145512), (3, 240097008), (4, 180072756), (6, 120048504), (8, 90036378), (9, 80032336), (12, 60024252), (16, 45018189), (18, 40016168), (24, 30012126), (36, 20008084), (48, 15006063), (71, 10144944), (72, 10004042), (142, 5072472), (144, 5002021), (213, 3381648), (284, 2536236), (426, 1690824), (568, 1268118), (639, 1127216), (852, 845412), (1136, 634059), (1278, 563608), (1704, 422706), (2556, 281804), (3408, 211353), (5112, 140902), (10224, 70451)]