131491560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2861}}^1$

素因数の和:3258

約数の個数: 64

約数和(自身を含む): 395642880

約数和(自身を除く): 264151320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 383, 766, 1149, 1532, 1915, 2298, 2861, 3064, 3830, 4596, 5722, 5745, 7660, 8583, 9192, 11444, 11490, 14305, 15320, 17166, 22888, 22980, 28610, 34332, 42915, 45960, 57220, 68664, 85830, 114440, 171660, 343320, 1095763, 2191526, 3287289, 4383052, 5478815, 6574578, 8766104, 10957630, 13149156, 16436445, 21915260, 26298312, 32872890, 43830520, 65745780, 131491560]

約数ペア:

[(1, 131491560), (2, 65745780), (3, 43830520), (4, 32872890), (5, 26298312), (6, 21915260), (8, 16436445), (10, 13149156), (12, 10957630), (15, 8766104), (20, 6574578), (24, 5478815), (30, 4383052), (40, 3287289), (60, 2191526), (120, 1095763), (383, 343320), (766, 171660), (1149, 114440), (1532, 85830), (1915, 68664), (2298, 57220), (2861, 45960), (3064, 42915), (3830, 34332), (4596, 28610), (5722, 22980), (5745, 22888), (7660, 17166), (8583, 15320), (9192, 14305), (11444, 11490)]