208940880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:733

約数の個数: 160

約数和(自身を含む): 695205504

約数和(自身を除く): 486264624

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, 617, 664, 680, 816, 830, 996, 1020, 1234, 1245, 1328, 1360, 1411, 1660, 1851, 1992, 2040, 2468, 2490, 2822, 3085, 3320, 3702, 3984, 4080, 4233, 4936, 4980, 5644, 6170, 6640, 7055, 7404, 8466, 9255, 9872, 9960, 10489, 11288, 12340, 14110, 14808, 16932, 18510, 19920, 20978, 21165, 22576, 24680, 28220, 29616, 31467, 33864, 37020, 41956, 42330, 49360, 51211, 52445, 56440, 62934, 67728, 74040, 83912, 84660, 102422, 104890, 112880, 125868, 148080, 153633, 157335, 167824, 169320, 204844, 209780, 251736, 256055, 307266, 314670, 338640, 409688, 419560, 503472, 512110, 614532, 629340, 768165, 819376, 839120, 870587, 1024220, 1229064, 1258680, 1536330, 1741174, 2048440, 2458128, 2517360, 2611761, 3072660, 3482348, 4096880, 4352935, 5223522, 6145320, 6964696, 8705870, 10447044, 12290640, 13058805, 13929392, 17411740, 20894088, 26117610, 34823480, 41788176, 52235220, 69646960, 104470440, 208940880]

約数ペア:

[(1, 208940880), (2, 104470440), (3, 69646960), (4, 52235220), (5, 41788176), (6, 34823480), (8, 26117610), (10, 20894088), (12, 17411740), (15, 13929392), (16, 13058805), (17, 12290640), (20, 10447044), (24, 8705870), (30, 6964696), (34, 6145320), (40, 5223522), (48, 4352935), (51, 4096880), (60, 3482348), (68, 3072660), (80, 2611761), (83, 2517360), (85, 2458128), (102, 2048440), (120, 1741174), (136, 1536330), (166, 1258680), (170, 1229064), (204, 1024220), (240, 870587), (249, 839120), (255, 819376), (272, 768165), (332, 629340), (340, 614532), (408, 512110), (415, 503472), (498, 419560), (510, 409688), (617, 338640), (664, 314670), (680, 307266), (816, 256055), (830, 251736), (996, 209780), (1020, 204844), (1234, 169320), (1245, 167824), (1328, 157335), (1360, 153633), (1411, 148080), (1660, 125868), (1851, 112880), (1992, 104890), (2040, 102422), (2468, 84660), (2490, 83912), (2822, 74040), (3085, 67728), (3320, 62934), (3702, 56440), (3984, 52445), (4080, 51211), (4233, 49360), (4936, 42330), (4980, 41956), (5644, 37020), (6170, 33864), (6640, 31467), (7055, 29616), (7404, 28220), (8466, 24680), (9255, 22576), (9872, 21165), (9960, 20978), (10489, 19920), (11288, 18510), (12340, 16932), (14110, 14808)]