644707512

素因数分解:

$2^3\times 3^4\times {\mathrm{191}}^1\times {\mathrm{5209}}^1$

素因数の和:5418

約数の個数: 80

約数和(自身を含む): 1815580800

約数和(自身を除く): 1170873288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 191, 216, 324, 382, 573, 648, 764, 1146, 1528, 1719, 2292, 3438, 4584, 5157, 5209, 6876, 10314, 10418, 13752, 15471, 15627, 20628, 20836, 30942, 31254, 41256, 41672, 46881, 61884, 62508, 93762, 123768, 125016, 140643, 187524, 281286, 375048, 421929, 562572, 843858, 994919, 1125144, 1687716, 1989838, 2984757, 3375432, 3979676, 5969514, 7959352, 8954271, 11939028, 17908542, 23878056, 26862813, 35817084, 53725626, 71634168, 80588439, 107451252, 161176878, 214902504, 322353756, 644707512]

約数ペア:

[(1, 644707512), (2, 322353756), (3, 214902504), (4, 161176878), (6, 107451252), (8, 80588439), (9, 71634168), (12, 53725626), (18, 35817084), (24, 26862813), (27, 23878056), (36, 17908542), (54, 11939028), (72, 8954271), (81, 7959352), (108, 5969514), (162, 3979676), (191, 3375432), (216, 2984757), (324, 1989838), (382, 1687716), (573, 1125144), (648, 994919), (764, 843858), (1146, 562572), (1528, 421929), (1719, 375048), (2292, 281286), (3438, 187524), (4584, 140643), (5157, 125016), (5209, 123768), (6876, 93762), (10314, 62508), (10418, 61884), (13752, 46881), (15471, 41672), (15627, 41256), (20628, 31254), (20836, 30942)]