205983840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 681246720

約数和(自身を除く): 475262880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 109, 120, 124, 127, 155, 160, 186, 218, 240, 248, 254, 310, 327, 372, 381, 436, 465, 480, 496, 508, 545, 620, 635, 654, 744, 762, 872, 930, 992, 1016, 1090, 1240, 1270, 1308, 1488, 1524, 1635, 1744, 1860, 1905, 2032, 2180, 2480, 2540, 2616, 2976, 3048, 3270, 3379, 3488, 3720, 3810, 3937, 4064, 4360, 4960, 5080, 5232, 6096, 6540, 6758, 7440, 7620, 7874, 8720, 10137, 10160, 10464, 11811, 12192, 13080, 13516, 13843, 14880, 15240, 15748, 16895, 17440, 19685, 20274, 20320, 23622, 26160, 27032, 27686, 30480, 31496, 33790, 39370, 40548, 41529, 47244, 50685, 52320, 54064, 55372, 59055, 60960, 62992, 67580, 69215, 78740, 81096, 83058, 94488, 101370, 108128, 110744, 118110, 125984, 135160, 138430, 157480, 162192, 166116, 188976, 202740, 207645, 221488, 236220, 270320, 276860, 314960, 324384, 332232, 377952, 405480, 415290, 429133, 442976, 472440, 540640, 553720, 629920, 664464, 810960, 830580, 858266, 944880, 1107440, 1287399, 1328928, 1621920, 1661160, 1716532, 1889760, 2145665, 2214880, 2574798, 3322320, 3433064, 4291330, 5149596, 6436995, 6644640, 6866128, 8582660, 10299192, 12873990, 13732256, 17165320, 20598384, 25747980, 34330640, 41196768, 51495960, 68661280, 102991920, 205983840]

約数ペア:

[(1, 205983840), (2, 102991920), (3, 68661280), (4, 51495960), (5, 41196768), (6, 34330640), (8, 25747980), (10, 20598384), (12, 17165320), (15, 13732256), (16, 12873990), (20, 10299192), (24, 8582660), (30, 6866128), (31, 6644640), (32, 6436995), (40, 5149596), (48, 4291330), (60, 3433064), (62, 3322320), (80, 2574798), (93, 2214880), (96, 2145665), (109, 1889760), (120, 1716532), (124, 1661160), (127, 1621920), (155, 1328928), (160, 1287399), (186, 1107440), (218, 944880), (240, 858266), (248, 830580), (254, 810960), (310, 664464), (327, 629920), (372, 553720), (381, 540640), (436, 472440), (465, 442976), (480, 429133), (496, 415290), (508, 405480), (545, 377952), (620, 332232), (635, 324384), (654, 314960), (744, 276860), (762, 270320), (872, 236220), (930, 221488), (992, 207645), (1016, 202740), (1090, 188976), (1240, 166116), (1270, 162192), (1308, 157480), (1488, 138430), (1524, 135160), (1635, 125984), (1744, 118110), (1860, 110744), (1905, 108128), (2032, 101370), (2180, 94488), (2480, 83058), (2540, 81096), (2616, 78740), (2976, 69215), (3048, 67580), (3270, 62992), (3379, 60960), (3488, 59055), (3720, 55372), (3810, 54064), (3937, 52320), (4064, 50685), (4360, 47244), (4960, 41529), (5080, 40548), (5232, 39370), (6096, 33790), (6540, 31496), (6758, 30480), (7440, 27686), (7620, 27032), (7874, 26160), (8720, 23622), (10137, 20320), (10160, 20274), (10464, 19685), (11811, 17440), (12192, 16895), (13080, 15748), (13516, 15240), (13843, 14880)]