12940920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 42588000

約数和(自身を除く): 29647080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 103, 120, 180, 206, 309, 349, 360, 412, 515, 618, 698, 824, 927, 1030, 1047, 1236, 1396, 1545, 1745, 1854, 2060, 2094, 2472, 2792, 3090, 3141, 3490, 3708, 4120, 4188, 4635, 5235, 6180, 6282, 6980, 7416, 8376, 9270, 10470, 12360, 12564, 13960, 15705, 18540, 20940, 25128, 31410, 35947, 37080, 41880, 62820, 71894, 107841, 125640, 143788, 179735, 215682, 287576, 323523, 359470, 431364, 539205, 647046, 718940, 862728, 1078410, 1294092, 1437880, 1617615, 2156820, 2588184, 3235230, 4313640, 6470460, 12940920]

約数ペア:

[(1, 12940920), (2, 6470460), (3, 4313640), (4, 3235230), (5, 2588184), (6, 2156820), (8, 1617615), (9, 1437880), (10, 1294092), (12, 1078410), (15, 862728), (18, 718940), (20, 647046), (24, 539205), (30, 431364), (36, 359470), (40, 323523), (45, 287576), (60, 215682), (72, 179735), (90, 143788), (103, 125640), (120, 107841), (180, 71894), (206, 62820), (309, 41880), (349, 37080), (360, 35947), (412, 31410), (515, 25128), (618, 20940), (698, 18540), (824, 15705), (927, 13960), (1030, 12564), (1047, 12360), (1236, 10470), (1396, 9270), (1545, 8376), (1745, 7416), (1854, 6980), (2060, 6282), (2094, 6180), (2472, 5235), (2792, 4635), (3090, 4188), (3141, 4120), (3490, 3708)]