129690880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 346727808

約数和(自身を除く): 217036928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 128, 151, 160, 176, 220, 244, 256, 302, 305, 320, 352, 440, 488, 604, 610, 640, 671, 704, 755, 880, 976, 1208, 1220, 1280, 1342, 1408, 1510, 1661, 1760, 1952, 2416, 2440, 2684, 2816, 3020, 3322, 3355, 3520, 3904, 4832, 4880, 5368, 6040, 6644, 6710, 7040, 7808, 8305, 9211, 9664, 9760, 10736, 12080, 13288, 13420, 14080, 15616, 16610, 18422, 19328, 19520, 21472, 24160, 26576, 26840, 33220, 36844, 38656, 39040, 42944, 46055, 48320, 53152, 53680, 66440, 73688, 78080, 85888, 92110, 96640, 101321, 106304, 107360, 132880, 147376, 171776, 184220, 193280, 202642, 212608, 214720, 265760, 294752, 368440, 405284, 425216, 429440, 506605, 531520, 589504, 736880, 810568, 858880, 1013210, 1063040, 1179008, 1473760, 1621136, 2026420, 2126080, 2358016, 2947520, 3242272, 4052840, 5895040, 6484544, 8105680, 11790080, 12969088, 16211360, 25938176, 32422720, 64845440, 129690880]

約数ペア:

[(1, 129690880), (2, 64845440), (4, 32422720), (5, 25938176), (8, 16211360), (10, 12969088), (11, 11790080), (16, 8105680), (20, 6484544), (22, 5895040), (32, 4052840), (40, 3242272), (44, 2947520), (55, 2358016), (61, 2126080), (64, 2026420), (80, 1621136), (88, 1473760), (110, 1179008), (122, 1063040), (128, 1013210), (151, 858880), (160, 810568), (176, 736880), (220, 589504), (244, 531520), (256, 506605), (302, 429440), (305, 425216), (320, 405284), (352, 368440), (440, 294752), (488, 265760), (604, 214720), (610, 212608), (640, 202642), (671, 193280), (704, 184220), (755, 171776), (880, 147376), (976, 132880), (1208, 107360), (1220, 106304), (1280, 101321), (1342, 96640), (1408, 92110), (1510, 85888), (1661, 78080), (1760, 73688), (1952, 66440), (2416, 53680), (2440, 53152), (2684, 48320), (2816, 46055), (3020, 42944), (3322, 39040), (3355, 38656), (3520, 36844), (3904, 33220), (4832, 26840), (4880, 26576), (5368, 24160), (6040, 21472), (6644, 19520), (6710, 19328), (7040, 18422), (7808, 16610), (8305, 15616), (9211, 14080), (9664, 13420), (9760, 13288), (10736, 12080)]