56813220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13723}}^1$

素因数の和:13761

約数の個数: 72

約数和(自身を含む): 179839296

約数和(自身を除く): 123026076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 13723, 27446, 41169, 54892, 68615, 82338, 123507, 137230, 164676, 205845, 247014, 274460, 315629, 411690, 494028, 617535, 631258, 823380, 946887, 1235070, 1262516, 1578145, 1893774, 2470140, 2840661, 3156290, 3787548, 4734435, 5681322, 6312580, 9468870, 11362644, 14203305, 18937740, 28406610, 56813220]

約数ペア:

[(1, 56813220), (2, 28406610), (3, 18937740), (4, 14203305), (5, 11362644), (6, 9468870), (9, 6312580), (10, 5681322), (12, 4734435), (15, 3787548), (18, 3156290), (20, 2840661), (23, 2470140), (30, 1893774), (36, 1578145), (45, 1262516), (46, 1235070), (60, 946887), (69, 823380), (90, 631258), (92, 617535), (115, 494028), (138, 411690), (180, 315629), (207, 274460), (230, 247014), (276, 205845), (345, 164676), (414, 137230), (460, 123507), (690, 82338), (828, 68615), (1035, 54892), (1380, 41169), (2070, 27446), (4140, 13723)]