128100120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4787}}^1$

素因数の和:5024

約数の個数: 64

約数和(自身を含む): 386104320

約数和(自身を除く): 258004200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 223, 446, 669, 892, 1115, 1338, 1784, 2230, 2676, 3345, 4460, 4787, 5352, 6690, 8920, 9574, 13380, 14361, 19148, 23935, 26760, 28722, 38296, 47870, 57444, 71805, 95740, 114888, 143610, 191480, 287220, 574440, 1067501, 2135002, 3202503, 4270004, 5337505, 6405006, 8540008, 10675010, 12810012, 16012515, 21350020, 25620024, 32025030, 42700040, 64050060, 128100120]

約数ペア:

[(1, 128100120), (2, 64050060), (3, 42700040), (4, 32025030), (5, 25620024), (6, 21350020), (8, 16012515), (10, 12810012), (12, 10675010), (15, 8540008), (20, 6405006), (24, 5337505), (30, 4270004), (40, 3202503), (60, 2135002), (120, 1067501), (223, 574440), (446, 287220), (669, 191480), (892, 143610), (1115, 114888), (1338, 95740), (1784, 71805), (2230, 57444), (2676, 47870), (3345, 38296), (4460, 28722), (4787, 26760), (5352, 23935), (6690, 19148), (8920, 14361), (9574, 13380)]