181282536

素因数分解:

$2^3\times 3^4\times {\mathrm{37}}^1\times {\mathrm{7561}}^1$

素因数の和:7616

約数の個数: 80

約数和(自身を含む): 521551140

約数和(自身を除く): 340268604

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 216, 222, 296, 324, 333, 444, 648, 666, 888, 999, 1332, 1998, 2664, 2997, 3996, 5994, 7561, 7992, 11988, 15122, 22683, 23976, 30244, 45366, 60488, 68049, 90732, 136098, 181464, 204147, 272196, 279757, 408294, 544392, 559514, 612441, 816588, 839271, 1119028, 1224882, 1633176, 1678542, 2238056, 2449764, 2517813, 3357084, 4899528, 5035626, 6714168, 7553439, 10071252, 15106878, 20142504, 22660317, 30213756, 45320634, 60427512, 90641268, 181282536]

約数ペア:

[(1, 181282536), (2, 90641268), (3, 60427512), (4, 45320634), (6, 30213756), (8, 22660317), (9, 20142504), (12, 15106878), (18, 10071252), (24, 7553439), (27, 6714168), (36, 5035626), (37, 4899528), (54, 3357084), (72, 2517813), (74, 2449764), (81, 2238056), (108, 1678542), (111, 1633176), (148, 1224882), (162, 1119028), (216, 839271), (222, 816588), (296, 612441), (324, 559514), (333, 544392), (444, 408294), (648, 279757), (666, 272196), (888, 204147), (999, 181464), (1332, 136098), (1998, 90732), (2664, 68049), (2997, 60488), (3996, 45366), (5994, 30244), (7561, 23976), (7992, 22683), (11988, 15122)]