1666940880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21773}}^1$

素因数の和:21829

約数の個数: 160

約数和(自身を含む): 5831948160

約数和(自身を除く): 4165007280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 33, 40, 44, 48, 55, 58, 60, 66, 80, 87, 88, 110, 116, 120, 132, 145, 165, 174, 176, 220, 232, 240, 264, 290, 319, 330, 348, 435, 440, 464, 528, 580, 638, 660, 696, 870, 880, 957, 1160, 1276, 1320, 1392, 1595, 1740, 1914, 2320, 2552, 2640, 3190, 3480, 3828, 4785, 5104, 6380, 6960, 7656, 9570, 12760, 15312, 19140, 21773, 25520, 38280, 43546, 65319, 76560, 87092, 108865, 130638, 174184, 217730, 239503, 261276, 326595, 348368, 435460, 479006, 522552, 631417, 653190, 718509, 870920, 958012, 1045104, 1197515, 1262834, 1306380, 1437018, 1741840, 1894251, 1916024, 2395030, 2525668, 2612760, 2874036, 3157085, 3592545, 3788502, 3832048, 4790060, 5051336, 5225520, 5748072, 6314170, 6945587, 7185090, 7577004, 9471255, 9580120, 10102672, 11496144, 12628340, 13891174, 14370180, 15154008, 18942510, 19160240, 20836761, 25256680, 27782348, 28740360, 30308016, 34727935, 37885020, 41673522, 50513360, 55564696, 57480720, 69455870, 75770040, 83347044, 104183805, 111129392, 138911740, 151540080, 166694088, 208367610, 277823480, 333388176, 416735220, 555646960, 833470440, 1666940880]

約数ペア:

[(1, 1666940880), (2, 833470440), (3, 555646960), (4, 416735220), (5, 333388176), (6, 277823480), (8, 208367610), (10, 166694088), (11, 151540080), (12, 138911740), (15, 111129392), (16, 104183805), (20, 83347044), (22, 75770040), (24, 69455870), (29, 57480720), (30, 55564696), (33, 50513360), (40, 41673522), (44, 37885020), (48, 34727935), (55, 30308016), (58, 28740360), (60, 27782348), (66, 25256680), (80, 20836761), (87, 19160240), (88, 18942510), (110, 15154008), (116, 14370180), (120, 13891174), (132, 12628340), (145, 11496144), (165, 10102672), (174, 9580120), (176, 9471255), (220, 7577004), (232, 7185090), (240, 6945587), (264, 6314170), (290, 5748072), (319, 5225520), (330, 5051336), (348, 4790060), (435, 3832048), (440, 3788502), (464, 3592545), (528, 3157085), (580, 2874036), (638, 2612760), (660, 2525668), (696, 2395030), (870, 1916024), (880, 1894251), (957, 1741840), (1160, 1437018), (1276, 1306380), (1320, 1262834), (1392, 1197515), (1595, 1045104), (1740, 958012), (1914, 870920), (2320, 718509), (2552, 653190), (2640, 631417), (3190, 522552), (3480, 479006), (3828, 435460), (4785, 348368), (5104, 326595), (6380, 261276), (6960, 239503), (7656, 217730), (9570, 174184), (12760, 130638), (15312, 108865), (19140, 87092), (21773, 76560), (25520, 65319), (38280, 43546)]