18116560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 55924992

約数和(自身を除く): 37808432

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 154, 170, 173, 176, 187, 220, 238, 272, 280, 308, 340, 346, 374, 385, 440, 476, 560, 595, 616, 680, 692, 748, 770, 865, 880, 935, 952, 1190, 1211, 1232, 1309, 1360, 1384, 1496, 1540, 1730, 1870, 1903, 1904, 2380, 2422, 2618, 2768, 2941, 2992, 3080, 3460, 3740, 3806, 4760, 4844, 5236, 5882, 6055, 6160, 6545, 6920, 7480, 7612, 9515, 9520, 9688, 10472, 11764, 12110, 13090, 13321, 13840, 14705, 14960, 15224, 19030, 19376, 20587, 20944, 23528, 24220, 26180, 26642, 29410, 30448, 32351, 38060, 41174, 47056, 48440, 52360, 53284, 58820, 64702, 66605, 76120, 82348, 96880, 102935, 104720, 106568, 117640, 129404, 133210, 152240, 161755, 164696, 205870, 213136, 226457, 235280, 258808, 266420, 323510, 329392, 411740, 452914, 517616, 532840, 647020, 823480, 905828, 1065680, 1132285, 1294040, 1646960, 1811656, 2264570, 2588080, 3623312, 4529140, 9058280, 18116560]

約数ペア:

[(1, 18116560), (2, 9058280), (4, 4529140), (5, 3623312), (7, 2588080), (8, 2264570), (10, 1811656), (11, 1646960), (14, 1294040), (16, 1132285), (17, 1065680), (20, 905828), (22, 823480), (28, 647020), (34, 532840), (35, 517616), (40, 452914), (44, 411740), (55, 329392), (56, 323510), (68, 266420), (70, 258808), (77, 235280), (80, 226457), (85, 213136), (88, 205870), (110, 164696), (112, 161755), (119, 152240), (136, 133210), (140, 129404), (154, 117640), (170, 106568), (173, 104720), (176, 102935), (187, 96880), (220, 82348), (238, 76120), (272, 66605), (280, 64702), (308, 58820), (340, 53284), (346, 52360), (374, 48440), (385, 47056), (440, 41174), (476, 38060), (560, 32351), (595, 30448), (616, 29410), (680, 26642), (692, 26180), (748, 24220), (770, 23528), (865, 20944), (880, 20587), (935, 19376), (952, 19030), (1190, 15224), (1211, 14960), (1232, 14705), (1309, 13840), (1360, 13321), (1384, 13090), (1496, 12110), (1540, 11764), (1730, 10472), (1870, 9688), (1903, 9520), (1904, 9515), (2380, 7612), (2422, 7480), (2618, 6920), (2768, 6545), (2941, 6160), (2992, 6055), (3080, 5882), (3460, 5236), (3740, 4844), (3806, 4760)]