181567480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3217}}^1$

素因数の和:3328

約数の個数: 64

約数和(自身を含む): 437905440

約数和(自身を除く): 256337960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 83, 85, 136, 166, 170, 332, 340, 415, 664, 680, 830, 1411, 1660, 2822, 3217, 3320, 5644, 6434, 7055, 11288, 12868, 14110, 16085, 25736, 28220, 32170, 54689, 56440, 64340, 109378, 128680, 218756, 267011, 273445, 437512, 534022, 546890, 1068044, 1093780, 1335055, 2136088, 2187560, 2670110, 4539187, 5340220, 9078374, 10680440, 18156748, 22695935, 36313496, 45391870, 90783740, 181567480]

約数ペア:

[(1, 181567480), (2, 90783740), (4, 45391870), (5, 36313496), (8, 22695935), (10, 18156748), (17, 10680440), (20, 9078374), (34, 5340220), (40, 4539187), (68, 2670110), (83, 2187560), (85, 2136088), (136, 1335055), (166, 1093780), (170, 1068044), (332, 546890), (340, 534022), (415, 437512), (664, 273445), (680, 267011), (830, 218756), (1411, 128680), (1660, 109378), (2822, 64340), (3217, 56440), (3320, 54689), (5644, 32170), (6434, 28220), (7055, 25736), (11288, 16085), (12868, 14110)]