51492060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1187}}^1$

素因数の和:1443

約数の個数: 72

約数和(自身を含む): 156972816

約数和(自身を除く): 105480756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 723, 964, 1187, 1205, 1446, 2169, 2374, 2410, 2892, 3561, 3615, 4338, 4748, 4820, 5935, 7122, 7230, 8676, 10683, 10845, 11870, 14244, 14460, 17805, 21366, 21690, 23740, 35610, 42732, 43380, 53415, 71220, 106830, 213660, 286067, 572134, 858201, 1144268, 1430335, 1716402, 2574603, 2860670, 3432804, 4291005, 5149206, 5721340, 8582010, 10298412, 12873015, 17164020, 25746030, 51492060]

約数ペア:

[(1, 51492060), (2, 25746030), (3, 17164020), (4, 12873015), (5, 10298412), (6, 8582010), (9, 5721340), (10, 5149206), (12, 4291005), (15, 3432804), (18, 2860670), (20, 2574603), (30, 1716402), (36, 1430335), (45, 1144268), (60, 858201), (90, 572134), (180, 286067), (241, 213660), (482, 106830), (723, 71220), (964, 53415), (1187, 43380), (1205, 42732), (1446, 35610), (2169, 23740), (2374, 21690), (2410, 21366), (2892, 17805), (3561, 14460), (3615, 14244), (4338, 11870), (4748, 10845), (4820, 10683), (5935, 8676), (7122, 7230)]