68078640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{827}}^1$

素因数の和:864

約数の個数: 160

約数和(自身を含む): 246412800

約数和(自身を除く): 178334160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 827, 840, 980, 1029, 1176, 1372, 1470, 1654, 1680, 1715, 1960, 2058, 2352, 2481, 2744, 2940, 3308, 3430, 3920, 4116, 4135, 4962, 5145, 5488, 5789, 5880, 6616, 6860, 8232, 8270, 9924, 10290, 11578, 11760, 12405, 13232, 13720, 16464, 16540, 17367, 19848, 20580, 23156, 24810, 27440, 28945, 33080, 34734, 39696, 40523, 41160, 46312, 49620, 57890, 66160, 69468, 81046, 82320, 86835, 92624, 99240, 115780, 121569, 138936, 162092, 173670, 198480, 202615, 231560, 243138, 277872, 283661, 324184, 347340, 405230, 463120, 486276, 567322, 607845, 648368, 694680, 810460, 850983, 972552, 1134644, 1215690, 1389360, 1418305, 1620920, 1701966, 1945104, 2269288, 2431380, 2836610, 3241840, 3403932, 4254915, 4538576, 4862760, 5673220, 6807864, 8509830, 9725520, 11346440, 13615728, 17019660, 22692880, 34039320, 68078640]

約数ペア:

[(1, 68078640), (2, 34039320), (3, 22692880), (4, 17019660), (5, 13615728), (6, 11346440), (7, 9725520), (8, 8509830), (10, 6807864), (12, 5673220), (14, 4862760), (15, 4538576), (16, 4254915), (20, 3403932), (21, 3241840), (24, 2836610), (28, 2431380), (30, 2269288), (35, 1945104), (40, 1701966), (42, 1620920), (48, 1418305), (49, 1389360), (56, 1215690), (60, 1134644), (70, 972552), (80, 850983), (84, 810460), (98, 694680), (105, 648368), (112, 607845), (120, 567322), (140, 486276), (147, 463120), (168, 405230), (196, 347340), (210, 324184), (240, 283661), (245, 277872), (280, 243138), (294, 231560), (336, 202615), (343, 198480), (392, 173670), (420, 162092), (490, 138936), (560, 121569), (588, 115780), (686, 99240), (735, 92624), (784, 86835), (827, 82320), (840, 81046), (980, 69468), (1029, 66160), (1176, 57890), (1372, 49620), (1470, 46312), (1654, 41160), (1680, 40523), (1715, 39696), (1960, 34734), (2058, 33080), (2352, 28945), (2481, 27440), (2744, 24810), (2940, 23156), (3308, 20580), (3430, 19848), (3920, 17367), (4116, 16540), (4135, 16464), (4962, 13720), (5145, 13232), (5488, 12405), (5789, 11760), (5880, 11578), (6616, 10290), (6860, 9924), (8232, 8270)]