7215888

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 20355840

約数和(自身を除く): 13139952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 37, 48, 51, 68, 74, 102, 111, 136, 148, 204, 222, 239, 272, 296, 408, 444, 478, 592, 629, 717, 816, 888, 956, 1258, 1434, 1776, 1887, 1912, 2516, 2868, 3774, 3824, 4063, 5032, 5736, 7548, 8126, 8843, 10064, 11472, 12189, 15096, 16252, 17686, 24378, 26529, 30192, 32504, 35372, 48756, 53058, 65008, 70744, 97512, 106116, 141488, 150331, 195024, 212232, 300662, 424464, 450993, 601324, 901986, 1202648, 1803972, 2405296, 3607944, 7215888]

約数ペア:

[(1, 7215888), (2, 3607944), (3, 2405296), (4, 1803972), (6, 1202648), (8, 901986), (12, 601324), (16, 450993), (17, 424464), (24, 300662), (34, 212232), (37, 195024), (48, 150331), (51, 141488), (68, 106116), (74, 97512), (102, 70744), (111, 65008), (136, 53058), (148, 48756), (204, 35372), (222, 32504), (239, 30192), (272, 26529), (296, 24378), (408, 17686), (444, 16252), (478, 15096), (592, 12189), (629, 11472), (717, 10064), (816, 8843), (888, 8126), (956, 7548), (1258, 5736), (1434, 5032), (1776, 4063), (1887, 3824), (1912, 3774), (2516, 2868)]