64264140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1601}}^1$

素因数の和:1839

約数の個数: 72

約数和(自身を含む): 195931008

約数和(自身を除く): 131666868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 1601, 2007, 2230, 2676, 3202, 3345, 4014, 4460, 4803, 6404, 6690, 8005, 8028, 9606, 10035, 13380, 14409, 16010, 19212, 20070, 24015, 28818, 32020, 40140, 48030, 57636, 72045, 96060, 144090, 288180, 357023, 714046, 1071069, 1428092, 1785115, 2142138, 3213207, 3570230, 4284276, 5355345, 6426414, 7140460, 10710690, 12852828, 16066035, 21421380, 32132070, 64264140]

約数ペア:

[(1, 64264140), (2, 32132070), (3, 21421380), (4, 16066035), (5, 12852828), (6, 10710690), (9, 7140460), (10, 6426414), (12, 5355345), (15, 4284276), (18, 3570230), (20, 3213207), (30, 2142138), (36, 1785115), (45, 1428092), (60, 1071069), (90, 714046), (180, 357023), (223, 288180), (446, 144090), (669, 96060), (892, 72045), (1115, 57636), (1338, 48030), (1601, 40140), (2007, 32020), (2230, 28818), (2676, 24015), (3202, 20070), (3345, 19212), (4014, 16010), (4460, 14409), (4803, 13380), (6404, 10035), (6690, 9606), (8005, 8028)]