199964040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13121}}^1$

素因数の和:13262

約数の個数: 64

約数和(自身を含む): 604661760

約数和(自身を除く): 404697720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2540, 3048, 3810, 5080, 7620, 13121, 15240, 26242, 39363, 52484, 65605, 78726, 104968, 131210, 157452, 196815, 262420, 314904, 393630, 524840, 787260, 1574520, 1666367, 3332734, 4999101, 6665468, 8331835, 9998202, 13330936, 16663670, 19996404, 24995505, 33327340, 39992808, 49991010, 66654680, 99982020, 199964040]

約数ペア:

[(1, 199964040), (2, 99982020), (3, 66654680), (4, 49991010), (5, 39992808), (6, 33327340), (8, 24995505), (10, 19996404), (12, 16663670), (15, 13330936), (20, 9998202), (24, 8331835), (30, 6665468), (40, 4999101), (60, 3332734), (120, 1666367), (127, 1574520), (254, 787260), (381, 524840), (508, 393630), (635, 314904), (762, 262420), (1016, 196815), (1270, 157452), (1524, 131210), (1905, 104968), (2540, 78726), (3048, 65605), (3810, 52484), (5080, 39363), (7620, 26242), (13121, 15240)]