51064740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1187}}^1$

素因数の和:1441

約数の個数: 72

約数和(自身を含む): 155675520

約数和(自身を除く): 104610780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1187, 1195, 1434, 2151, 2374, 2390, 2868, 3561, 3585, 4302, 4748, 4780, 5935, 7122, 7170, 8604, 10683, 10755, 11870, 14244, 14340, 17805, 21366, 21510, 23740, 35610, 42732, 43020, 53415, 71220, 106830, 213660, 283693, 567386, 851079, 1134772, 1418465, 1702158, 2553237, 2836930, 3404316, 4255395, 5106474, 5673860, 8510790, 10212948, 12766185, 17021580, 25532370, 51064740]

約数ペア:

[(1, 51064740), (2, 25532370), (3, 17021580), (4, 12766185), (5, 10212948), (6, 8510790), (9, 5673860), (10, 5106474), (12, 4255395), (15, 3404316), (18, 2836930), (20, 2553237), (30, 1702158), (36, 1418465), (45, 1134772), (60, 851079), (90, 567386), (180, 283693), (239, 213660), (478, 106830), (717, 71220), (956, 53415), (1187, 43020), (1195, 42732), (1434, 35610), (2151, 23740), (2374, 21510), (2390, 21366), (2868, 17805), (3561, 14340), (3585, 14244), (4302, 11870), (4748, 10755), (4780, 10683), (5935, 8604), (7122, 7170)]