30412760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2311}}^1$

素因数の和:2376

約数の個数: 64

約数和(自身を含む): 79902720

約数和(自身を除く): 49489960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2311, 2632, 3290, 4622, 6580, 9244, 11555, 13160, 16177, 18488, 23110, 32354, 46220, 64708, 80885, 92440, 108617, 129416, 161770, 217234, 323540, 434468, 543085, 647080, 760319, 868936, 1086170, 1520638, 2172340, 3041276, 3801595, 4344680, 6082552, 7603190, 15206380, 30412760]

約数ペア:

[(1, 30412760), (2, 15206380), (4, 7603190), (5, 6082552), (7, 4344680), (8, 3801595), (10, 3041276), (14, 2172340), (20, 1520638), (28, 1086170), (35, 868936), (40, 760319), (47, 647080), (56, 543085), (70, 434468), (94, 323540), (140, 217234), (188, 161770), (235, 129416), (280, 108617), (329, 92440), (376, 80885), (470, 64708), (658, 46220), (940, 32354), (1316, 23110), (1645, 18488), (1880, 16177), (2311, 13160), (2632, 11555), (3290, 9244), (4622, 6580)]