28205760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2671}}^1$

素因数の和:2702

約数の個数: 112

約数和(自身を含む): 97731072

約数和(自身を除く): 69525312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2112, 2640, 2671, 3520, 5280, 5342, 8013, 10560, 10684, 13355, 16026, 21368, 26710, 29381, 32052, 40065, 42736, 53420, 58762, 64104, 80130, 85472, 88143, 106840, 117524, 128208, 146905, 160260, 170944, 176286, 213680, 235048, 256416, 293810, 320520, 352572, 427360, 440715, 470096, 512832, 587620, 641040, 705144, 854720, 881430, 940192, 1175240, 1282080, 1410288, 1762860, 1880384, 2350480, 2564160, 2820576, 3525720, 4700960, 5641152, 7051440, 9401920, 14102880, 28205760]

約数ペア:

[(1, 28205760), (2, 14102880), (3, 9401920), (4, 7051440), (5, 5641152), (6, 4700960), (8, 3525720), (10, 2820576), (11, 2564160), (12, 2350480), (15, 1880384), (16, 1762860), (20, 1410288), (22, 1282080), (24, 1175240), (30, 940192), (32, 881430), (33, 854720), (40, 705144), (44, 641040), (48, 587620), (55, 512832), (60, 470096), (64, 440715), (66, 427360), (80, 352572), (88, 320520), (96, 293810), (110, 256416), (120, 235048), (132, 213680), (160, 176286), (165, 170944), (176, 160260), (192, 146905), (220, 128208), (240, 117524), (264, 106840), (320, 88143), (330, 85472), (352, 80130), (440, 64104), (480, 58762), (528, 53420), (660, 42736), (704, 40065), (880, 32052), (960, 29381), (1056, 26710), (1320, 21368), (1760, 16026), (2112, 13355), (2640, 10684), (2671, 10560), (3520, 8013), (5280, 5342)]