8457480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 128

約数和(自身を含む): 29030400

約数和(自身を除く): 20572920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 82, 90, 108, 120, 123, 135, 164, 180, 191, 205, 216, 246, 270, 328, 360, 369, 382, 410, 492, 540, 573, 615, 738, 764, 820, 955, 984, 1080, 1107, 1146, 1230, 1476, 1528, 1640, 1719, 1845, 1910, 2214, 2292, 2460, 2865, 2952, 3438, 3690, 3820, 4428, 4584, 4920, 5157, 5535, 5730, 6876, 7380, 7640, 7831, 8595, 8856, 10314, 11070, 11460, 13752, 14760, 15662, 17190, 20628, 22140, 22920, 23493, 25785, 31324, 34380, 39155, 41256, 44280, 46986, 51570, 62648, 68760, 70479, 78310, 93972, 103140, 117465, 140958, 156620, 187944, 206280, 211437, 234930, 281916, 313240, 352395, 422874, 469860, 563832, 704790, 845748, 939720, 1057185, 1409580, 1691496, 2114370, 2819160, 4228740, 8457480]

約数ペア:

[(1, 8457480), (2, 4228740), (3, 2819160), (4, 2114370), (5, 1691496), (6, 1409580), (8, 1057185), (9, 939720), (10, 845748), (12, 704790), (15, 563832), (18, 469860), (20, 422874), (24, 352395), (27, 313240), (30, 281916), (36, 234930), (40, 211437), (41, 206280), (45, 187944), (54, 156620), (60, 140958), (72, 117465), (82, 103140), (90, 93972), (108, 78310), (120, 70479), (123, 68760), (135, 62648), (164, 51570), (180, 46986), (191, 44280), (205, 41256), (216, 39155), (246, 34380), (270, 31324), (328, 25785), (360, 23493), (369, 22920), (382, 22140), (410, 20628), (492, 17190), (540, 15662), (573, 14760), (615, 13752), (738, 11460), (764, 11070), (820, 10314), (955, 8856), (984, 8595), (1080, 7831), (1107, 7640), (1146, 7380), (1230, 6876), (1476, 5730), (1528, 5535), (1640, 5157), (1719, 4920), (1845, 4584), (1910, 4428), (2214, 3820), (2292, 3690), (2460, 3438), (2865, 2952)]