31185648

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:653

約数の個数: 120

約数和(自身を含む): 97629168

約数和(自身を除く): 66443520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 617, 624, 648, 702, 936, 972, 1053, 1234, 1296, 1404, 1851, 1872, 1944, 2106, 2468, 2808, 3159, 3702, 3888, 4212, 4936, 5553, 5616, 6318, 7404, 8021, 8424, 9872, 11106, 12636, 14808, 16042, 16659, 16848, 22212, 24063, 25272, 29616, 32084, 33318, 44424, 48126, 49977, 50544, 64168, 66636, 72189, 88848, 96252, 99954, 128336, 133272, 144378, 149931, 192504, 199908, 216567, 266544, 288756, 299862, 385008, 399816, 433134, 577512, 599724, 649701, 799632, 866268, 1155024, 1199448, 1299402, 1732536, 1949103, 2398896, 2598804, 3465072, 3898206, 5197608, 7796412, 10395216, 15592824, 31185648]

約数ペア:

[(1, 31185648), (2, 15592824), (3, 10395216), (4, 7796412), (6, 5197608), (8, 3898206), (9, 3465072), (12, 2598804), (13, 2398896), (16, 1949103), (18, 1732536), (24, 1299402), (26, 1199448), (27, 1155024), (36, 866268), (39, 799632), (48, 649701), (52, 599724), (54, 577512), (72, 433134), (78, 399816), (81, 385008), (104, 299862), (108, 288756), (117, 266544), (144, 216567), (156, 199908), (162, 192504), (208, 149931), (216, 144378), (234, 133272), (243, 128336), (312, 99954), (324, 96252), (351, 88848), (432, 72189), (468, 66636), (486, 64168), (617, 50544), (624, 49977), (648, 48126), (702, 44424), (936, 33318), (972, 32084), (1053, 29616), (1234, 25272), (1296, 24063), (1404, 22212), (1851, 16848), (1872, 16659), (1944, 16042), (2106, 14808), (2468, 12636), (2808, 11106), (3159, 9872), (3702, 8424), (3888, 8021), (4212, 7404), (4936, 6318), (5553, 5616)]