65307780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1627}}^1$

素因数の和:1865

約数の個数: 72

約数和(自身を含む): 199110912

約数和(自身を除く): 133803132

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, 1627, 2007, 2230, 2676, 3254, 3345, 4014, 4460, 4881, 6508, 6690, 8028, 8135, 9762, 10035, 13380, 14643, 16270, 19524, 20070, 24405, 29286, 32540, 40140, 48810, 58572, 73215, 97620, 146430, 292860, 362821, 725642, 1088463, 1451284, 1814105, 2176926, 3265389, 3628210, 4353852, 5442315, 6530778, 7256420, 10884630, 13061556, 16326945, 21769260, 32653890, 65307780]

約数ペア:

[(1, 65307780), (2, 32653890), (3, 21769260), (4, 16326945), (5, 13061556), (6, 10884630), (9, 7256420), (10, 6530778), (12, 5442315), (15, 4353852), (18, 3628210), (20, 3265389), (30, 2176926), (36, 1814105), (45, 1451284), (60, 1088463), (90, 725642), (180, 362821), (223, 292860), (446, 146430), (669, 97620), (892, 73215), (1115, 58572), (1338, 48810), (1627, 40140), (2007, 32540), (2230, 29286), (2676, 24405), (3254, 20070), (3345, 19524), (4014, 16270), (4460, 14643), (4881, 13380), (6508, 10035), (6690, 9762), (8028, 8135)]