338640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:116

約数の個数: 80

約数和(自身を含む): 1124928

約数和(自身を除く): 786288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 83, 85, 102, 120, 136, 166, 170, 204, 240, 249, 255, 272, 332, 340, 408, 415, 498, 510, 664, 680, 816, 830, 996, 1020, 1245, 1328, 1360, 1411, 1660, 1992, 2040, 2490, 2822, 3320, 3984, 4080, 4233, 4980, 5644, 6640, 7055, 8466, 9960, 11288, 14110, 16932, 19920, 21165, 22576, 28220, 33864, 42330, 56440, 67728, 84660, 112880, 169320, 338640]

約数ペア:

[(1, 338640), (2, 169320), (3, 112880), (4, 84660), (5, 67728), (6, 56440), (8, 42330), (10, 33864), (12, 28220), (15, 22576), (16, 21165), (17, 19920), (20, 16932), (24, 14110), (30, 11288), (34, 9960), (40, 8466), (48, 7055), (51, 6640), (60, 5644), (68, 4980), (80, 4233), (83, 4080), (85, 3984), (102, 3320), (120, 2822), (136, 2490), (166, 2040), (170, 1992), (204, 1660), (240, 1411), (249, 1360), (255, 1328), (272, 1245), (332, 1020), (340, 996), (408, 830), (415, 816), (498, 680), (510, 664)]