51420840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1187}}^1$

素因数の和:1239

約数の個数: 96

約数和(自身を含む): 162946080

約数和(自身を除く): 111525240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 361, 380, 456, 570, 722, 760, 1083, 1140, 1187, 1444, 1805, 2166, 2280, 2374, 2888, 3561, 3610, 4332, 4748, 5415, 5935, 7122, 7220, 8664, 9496, 10830, 11870, 14244, 14440, 17805, 21660, 22553, 23740, 28488, 35610, 43320, 45106, 47480, 67659, 71220, 90212, 112765, 135318, 142440, 180424, 225530, 270636, 338295, 428507, 451060, 541272, 676590, 857014, 902120, 1285521, 1353180, 1714028, 2142535, 2571042, 2706360, 3428056, 4285070, 5142084, 6427605, 8570140, 10284168, 12855210, 17140280, 25710420, 51420840]

約数ペア:

[(1, 51420840), (2, 25710420), (3, 17140280), (4, 12855210), (5, 10284168), (6, 8570140), (8, 6427605), (10, 5142084), (12, 4285070), (15, 3428056), (19, 2706360), (20, 2571042), (24, 2142535), (30, 1714028), (38, 1353180), (40, 1285521), (57, 902120), (60, 857014), (76, 676590), (95, 541272), (114, 451060), (120, 428507), (152, 338295), (190, 270636), (228, 225530), (285, 180424), (361, 142440), (380, 135318), (456, 112765), (570, 90212), (722, 71220), (760, 67659), (1083, 47480), (1140, 45106), (1187, 43320), (1444, 35610), (1805, 28488), (2166, 23740), (2280, 22553), (2374, 21660), (2888, 17805), (3561, 14440), (3610, 14244), (4332, 11870), (4748, 10830), (5415, 9496), (5935, 8664), (7122, 7220)]