64621680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269257}}^1$

素因数の和:269273

約数の個数: 40

約数和(自身を含む): 200327952

約数和(自身を除く): 135706272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269257, 538514, 807771, 1077028, 1346285, 1615542, 2154056, 2692570, 3231084, 4038855, 4308112, 5385140, 6462168, 8077710, 10770280, 12924336, 16155420, 21540560, 32310840, 64621680]

約数ペア:

[(1, 64621680), (2, 32310840), (3, 21540560), (4, 16155420), (5, 12924336), (6, 10770280), (8, 8077710), (10, 6462168), (12, 5385140), (15, 4308112), (16, 4038855), (20, 3231084), (24, 2692570), (30, 2154056), (40, 1615542), (48, 1346285), (60, 1077028), (80, 807771), (120, 538514), (240, 269257)]