206621520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4241}}^1$

素因数の和:4293

約数の個数: 160

約数和(自身を含む): 757451520

約数和(自身を除く): 550830000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 140, 145, 168, 174, 203, 210, 232, 240, 280, 290, 336, 348, 406, 420, 435, 464, 560, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1392, 1624, 1680, 1740, 2030, 2320, 2436, 3045, 3248, 3480, 4060, 4241, 4872, 6090, 6960, 8120, 8482, 9744, 12180, 12723, 16240, 16964, 21205, 24360, 25446, 29687, 33928, 42410, 48720, 50892, 59374, 63615, 67856, 84820, 89061, 101784, 118748, 122989, 127230, 148435, 169640, 178122, 203568, 237496, 245978, 254460, 296870, 339280, 356244, 368967, 445305, 474992, 491956, 508920, 593740, 614945, 712488, 737934, 860923, 890610, 983912, 1017840, 1187480, 1229890, 1424976, 1475868, 1721846, 1781220, 1844835, 1967824, 2374960, 2459780, 2582769, 2951736, 3443692, 3562440, 3689670, 4304615, 4919560, 5165538, 5903472, 6887384, 7124880, 7379340, 8609230, 9839120, 10331076, 12913845, 13774768, 14758680, 17218460, 20662152, 25827690, 29517360, 34436920, 41324304, 51655380, 68873840, 103310760, 206621520]

約数ペア:

[(1, 206621520), (2, 103310760), (3, 68873840), (4, 51655380), (5, 41324304), (6, 34436920), (7, 29517360), (8, 25827690), (10, 20662152), (12, 17218460), (14, 14758680), (15, 13774768), (16, 12913845), (20, 10331076), (21, 9839120), (24, 8609230), (28, 7379340), (29, 7124880), (30, 6887384), (35, 5903472), (40, 5165538), (42, 4919560), (48, 4304615), (56, 3689670), (58, 3562440), (60, 3443692), (70, 2951736), (80, 2582769), (84, 2459780), (87, 2374960), (105, 1967824), (112, 1844835), (116, 1781220), (120, 1721846), (140, 1475868), (145, 1424976), (168, 1229890), (174, 1187480), (203, 1017840), (210, 983912), (232, 890610), (240, 860923), (280, 737934), (290, 712488), (336, 614945), (348, 593740), (406, 508920), (420, 491956), (435, 474992), (464, 445305), (560, 368967), (580, 356244), (609, 339280), (696, 296870), (812, 254460), (840, 245978), (870, 237496), (1015, 203568), (1160, 178122), (1218, 169640), (1392, 148435), (1624, 127230), (1680, 122989), (1740, 118748), (2030, 101784), (2320, 89061), (2436, 84820), (3045, 67856), (3248, 63615), (3480, 59374), (4060, 50892), (4241, 48720), (4872, 42410), (6090, 33928), (6960, 29687), (8120, 25446), (8482, 24360), (9744, 21205), (12180, 16964), (12723, 16240)]