128331216

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{2539}}^1$

素因数の和:2575

約数の個数: 120

約数和(自身を含む): 401259040

約数和(自身を除く): 272927824

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, 624, 648, 702, 936, 972, 1053, 1296, 1404, 1872, 1944, 2106, 2539, 2808, 3159, 3888, 4212, 5078, 5616, 6318, 7617, 8424, 10156, 12636, 15234, 16848, 20312, 22851, 25272, 30468, 33007, 40624, 45702, 50544, 60936, 66014, 68553, 91404, 99021, 121872, 132028, 137106, 182808, 198042, 205659, 264056, 274212, 297063, 365616, 396084, 411318, 528112, 548424, 594126, 616977, 792168, 822636, 891189, 1096848, 1188252, 1233954, 1584336, 1645272, 1782378, 2376504, 2467908, 2673567, 3290544, 3564756, 4753008, 4935816, 5347134, 7129512, 8020701, 9871632, 10694268, 14259024, 16041402, 21388536, 32082804, 42777072, 64165608, 128331216]

約数ペア:

[(1, 128331216), (2, 64165608), (3, 42777072), (4, 32082804), (6, 21388536), (8, 16041402), (9, 14259024), (12, 10694268), (13, 9871632), (16, 8020701), (18, 7129512), (24, 5347134), (26, 4935816), (27, 4753008), (36, 3564756), (39, 3290544), (48, 2673567), (52, 2467908), (54, 2376504), (72, 1782378), (78, 1645272), (81, 1584336), (104, 1233954), (108, 1188252), (117, 1096848), (144, 891189), (156, 822636), (162, 792168), (208, 616977), (216, 594126), (234, 548424), (243, 528112), (312, 411318), (324, 396084), (351, 365616), (432, 297063), (468, 274212), (486, 264056), (624, 205659), (648, 198042), (702, 182808), (936, 137106), (972, 132028), (1053, 121872), (1296, 99021), (1404, 91404), (1872, 68553), (1944, 66014), (2106, 60936), (2539, 50544), (2808, 45702), (3159, 40624), (3888, 33007), (4212, 30468), (5078, 25272), (5616, 22851), (6318, 20312), (7617, 16848), (8424, 15234), (10156, 12636)]