258375480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{195739}}^1$

素因数の和:195764

約数の個数: 64

約数和(自身を含む): 845596800

約数和(自身を除く): 587221320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 195739, 391478, 587217, 782956, 978695, 1174434, 1565912, 1957390, 2153129, 2348868, 2936085, 3914780, 4306258, 4697736, 5872170, 6459387, 7829560, 8612516, 10765645, 11744340, 12918774, 17225032, 21531290, 23488680, 25837548, 32296935, 43062580, 51675096, 64593870, 86125160, 129187740, 258375480]

約数ペア:

[(1, 258375480), (2, 129187740), (3, 86125160), (4, 64593870), (5, 51675096), (6, 43062580), (8, 32296935), (10, 25837548), (11, 23488680), (12, 21531290), (15, 17225032), (20, 12918774), (22, 11744340), (24, 10765645), (30, 8612516), (33, 7829560), (40, 6459387), (44, 5872170), (55, 4697736), (60, 4306258), (66, 3914780), (88, 2936085), (110, 2348868), (120, 2153129), (132, 1957390), (165, 1565912), (220, 1174434), (264, 978695), (330, 782956), (440, 587217), (660, 391478), (1320, 195739)]