77682880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:818

約数の個数: 112

約数和(自身を含む): 209031840

約数和(自身を除く): 131348960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 320, 352, 440, 464, 580, 638, 704, 761, 880, 928, 1160, 1276, 1522, 1595, 1760, 1856, 2320, 2552, 3044, 3190, 3520, 3805, 4640, 5104, 6088, 6380, 7610, 8371, 9280, 10208, 12176, 12760, 15220, 16742, 20416, 22069, 24352, 25520, 30440, 33484, 41855, 44138, 48704, 51040, 60880, 66968, 83710, 88276, 102080, 110345, 121760, 133936, 167420, 176552, 220690, 242759, 243520, 267872, 334840, 353104, 441380, 485518, 535744, 669680, 706208, 882760, 971036, 1213795, 1339360, 1412416, 1765520, 1942072, 2427590, 2678720, 3531040, 3884144, 4855180, 7062080, 7768288, 9710360, 15536576, 19420720, 38841440, 77682880]

約数ペア:

[(1, 77682880), (2, 38841440), (4, 19420720), (5, 15536576), (8, 9710360), (10, 7768288), (11, 7062080), (16, 4855180), (20, 3884144), (22, 3531040), (29, 2678720), (32, 2427590), (40, 1942072), (44, 1765520), (55, 1412416), (58, 1339360), (64, 1213795), (80, 971036), (88, 882760), (110, 706208), (116, 669680), (145, 535744), (160, 485518), (176, 441380), (220, 353104), (232, 334840), (290, 267872), (319, 243520), (320, 242759), (352, 220690), (440, 176552), (464, 167420), (580, 133936), (638, 121760), (704, 110345), (761, 102080), (880, 88276), (928, 83710), (1160, 66968), (1276, 60880), (1522, 51040), (1595, 48704), (1760, 44138), (1856, 41855), (2320, 33484), (2552, 30440), (3044, 25520), (3190, 24352), (3520, 22069), (3805, 20416), (4640, 16742), (5104, 15220), (6088, 12760), (6380, 12176), (7610, 10208), (8371, 9280)]