169536640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 256

約数和(自身を含む): 518192640

約数和(自身を除く): 348656000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 41, 52, 56, 64, 65, 70, 71, 80, 82, 91, 104, 112, 128, 130, 140, 142, 160, 164, 182, 205, 208, 224, 260, 280, 284, 287, 320, 328, 355, 364, 410, 416, 448, 455, 497, 520, 533, 560, 568, 574, 640, 656, 710, 728, 820, 832, 896, 910, 923, 994, 1040, 1066, 1120, 1136, 1148, 1312, 1420, 1435, 1456, 1640, 1664, 1820, 1846, 1988, 2080, 2132, 2240, 2272, 2296, 2485, 2624, 2665, 2840, 2870, 2911, 2912, 3280, 3640, 3692, 3731, 3976, 4160, 4264, 4480, 4544, 4592, 4615, 4970, 5248, 5330, 5680, 5740, 5822, 5824, 6461, 6560, 7280, 7384, 7462, 7952, 8320, 8528, 9088, 9184, 9230, 9940, 10660, 11360, 11480, 11644, 11648, 12922, 13120, 14555, 14560, 14768, 14924, 15904, 17056, 18368, 18460, 18655, 19880, 20377, 21320, 22720, 22960, 23288, 25844, 26240, 29110, 29120, 29536, 29848, 31808, 32305, 34112, 36736, 36920, 37310, 37843, 39760, 40754, 42640, 45440, 45920, 46576, 51688, 58220, 58240, 59072, 59696, 63616, 64610, 68224, 73840, 74620, 75686, 79520, 81508, 85280, 91840, 93152, 101885, 103376, 116440, 118144, 119392, 129220, 147680, 149240, 151372, 159040, 163016, 170560, 183680, 186304, 189215, 203770, 206752, 232880, 238784, 258440, 264901, 295360, 298480, 302744, 318080, 326032, 341120, 372608, 378430, 407540, 413504, 465760, 477568, 516880, 529802, 590720, 596960, 605488, 652064, 756860, 815080, 827008, 931520, 1033760, 1059604, 1193920, 1210976, 1304128, 1324505, 1513720, 1630160, 1863040, 2067520, 2119208, 2387840, 2421952, 2608256, 2649010, 3027440, 3260320, 4135040, 4238416, 4843904, 5298020, 6054880, 6520640, 8476832, 10596040, 12109760, 13041280, 16953664, 21192080, 24219520, 33907328, 42384160, 84768320, 169536640]

約数ペア:

[(1, 169536640), (2, 84768320), (4, 42384160), (5, 33907328), (7, 24219520), (8, 21192080), (10, 16953664), (13, 13041280), (14, 12109760), (16, 10596040), (20, 8476832), (26, 6520640), (28, 6054880), (32, 5298020), (35, 4843904), (40, 4238416), (41, 4135040), (52, 3260320), (56, 3027440), (64, 2649010), (65, 2608256), (70, 2421952), (71, 2387840), (80, 2119208), (82, 2067520), (91, 1863040), (104, 1630160), (112, 1513720), (128, 1324505), (130, 1304128), (140, 1210976), (142, 1193920), (160, 1059604), (164, 1033760), (182, 931520), (205, 827008), (208, 815080), (224, 756860), (260, 652064), (280, 605488), (284, 596960), (287, 590720), (320, 529802), (328, 516880), (355, 477568), (364, 465760), (410, 413504), (416, 407540), (448, 378430), (455, 372608), (497, 341120), (520, 326032), (533, 318080), (560, 302744), (568, 298480), (574, 295360), (640, 264901), (656, 258440), (710, 238784), (728, 232880), (820, 206752), (832, 203770), (896, 189215), (910, 186304), (923, 183680), (994, 170560), (1040, 163016), (1066, 159040), (1120, 151372), (1136, 149240), (1148, 147680), (1312, 129220), (1420, 119392), (1435, 118144), (1456, 116440), (1640, 103376), (1664, 101885), (1820, 93152), (1846, 91840), (1988, 85280), (2080, 81508), (2132, 79520), (2240, 75686), (2272, 74620), (2296, 73840), (2485, 68224), (2624, 64610), (2665, 63616), (2840, 59696), (2870, 59072), (2911, 58240), (2912, 58220), (3280, 51688), (3640, 46576), (3692, 45920), (3731, 45440), (3976, 42640), (4160, 40754), (4264, 39760), (4480, 37843), (4544, 37310), (4592, 36920), (4615, 36736), (4970, 34112), (5248, 32305), (5330, 31808), (5680, 29848), (5740, 29536), (5822, 29120), (5824, 29110), (6461, 26240), (6560, 25844), (7280, 23288), (7384, 22960), (7462, 22720), (7952, 21320), (8320, 20377), (8528, 19880), (9088, 18655), (9184, 18460), (9230, 18368), (9940, 17056), (10660, 15904), (11360, 14924), (11480, 14768), (11644, 14560), (11648, 14555), (12922, 13120)]