81404460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1187}}^1$

素因数の和:1332

約数の個数: 96

約数和(自身を含む): 255467520

約数和(自身を除く): 174063060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 127, 135, 180, 254, 270, 381, 508, 540, 635, 762, 1143, 1187, 1270, 1524, 1905, 2286, 2374, 2540, 3429, 3561, 3810, 4572, 4748, 5715, 5935, 6858, 7122, 7620, 10683, 11430, 11870, 13716, 14244, 17145, 17805, 21366, 22860, 23740, 32049, 34290, 35610, 42732, 53415, 64098, 68580, 71220, 106830, 128196, 150749, 160245, 213660, 301498, 320490, 452247, 602996, 640980, 753745, 904494, 1356741, 1507490, 1808988, 2261235, 2713482, 3014980, 4070223, 4522470, 5426964, 6783705, 8140446, 9044940, 13567410, 16280892, 20351115, 27134820, 40702230, 81404460]

約数ペア:

[(1, 81404460), (2, 40702230), (3, 27134820), (4, 20351115), (5, 16280892), (6, 13567410), (9, 9044940), (10, 8140446), (12, 6783705), (15, 5426964), (18, 4522470), (20, 4070223), (27, 3014980), (30, 2713482), (36, 2261235), (45, 1808988), (54, 1507490), (60, 1356741), (90, 904494), (108, 753745), (127, 640980), (135, 602996), (180, 452247), (254, 320490), (270, 301498), (381, 213660), (508, 160245), (540, 150749), (635, 128196), (762, 106830), (1143, 71220), (1187, 68580), (1270, 64098), (1524, 53415), (1905, 42732), (2286, 35610), (2374, 34290), (2540, 32049), (3429, 23740), (3561, 22860), (3810, 21366), (4572, 17805), (4748, 17145), (5715, 14244), (5935, 13716), (6858, 11870), (7122, 11430), (7620, 10683)]