74172280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 192

約数和(自身を含む): 217183680

約数和(自身を除く): 143011400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 49, 52, 56, 65, 70, 71, 82, 91, 98, 104, 130, 140, 142, 164, 182, 196, 205, 245, 260, 280, 284, 287, 328, 355, 364, 392, 410, 455, 490, 497, 520, 533, 568, 574, 637, 710, 728, 820, 910, 923, 980, 994, 1066, 1148, 1274, 1420, 1435, 1640, 1820, 1846, 1960, 1988, 2009, 2132, 2296, 2485, 2548, 2665, 2840, 2870, 2911, 3185, 3479, 3640, 3692, 3731, 3976, 4018, 4264, 4615, 4970, 5096, 5330, 5740, 5822, 6370, 6461, 6958, 7384, 7462, 8036, 9230, 9940, 10045, 10660, 11480, 11644, 12740, 12922, 13916, 14555, 14924, 16072, 17395, 18460, 18655, 19880, 20090, 20377, 21320, 23288, 25480, 25844, 26117, 27832, 29110, 29848, 32305, 34790, 36920, 37310, 37843, 40180, 40754, 45227, 51688, 52234, 58220, 64610, 69580, 74620, 75686, 80360, 81508, 90454, 101885, 104468, 116440, 129220, 130585, 139160, 142639, 149240, 151372, 163016, 180908, 189215, 203770, 208936, 226135, 258440, 261170, 264901, 285278, 302744, 361816, 378430, 407540, 452270, 522340, 529802, 570556, 713195, 756860, 815080, 904540, 1044680, 1059604, 1141112, 1324505, 1426390, 1513720, 1809080, 1854307, 2119208, 2649010, 2852780, 3708614, 5298020, 5705560, 7417228, 9271535, 10596040, 14834456, 18543070, 37086140, 74172280]

約数ペア:

[(1, 74172280), (2, 37086140), (4, 18543070), (5, 14834456), (7, 10596040), (8, 9271535), (10, 7417228), (13, 5705560), (14, 5298020), (20, 3708614), (26, 2852780), (28, 2649010), (35, 2119208), (40, 1854307), (41, 1809080), (49, 1513720), (52, 1426390), (56, 1324505), (65, 1141112), (70, 1059604), (71, 1044680), (82, 904540), (91, 815080), (98, 756860), (104, 713195), (130, 570556), (140, 529802), (142, 522340), (164, 452270), (182, 407540), (196, 378430), (205, 361816), (245, 302744), (260, 285278), (280, 264901), (284, 261170), (287, 258440), (328, 226135), (355, 208936), (364, 203770), (392, 189215), (410, 180908), (455, 163016), (490, 151372), (497, 149240), (520, 142639), (533, 139160), (568, 130585), (574, 129220), (637, 116440), (710, 104468), (728, 101885), (820, 90454), (910, 81508), (923, 80360), (980, 75686), (994, 74620), (1066, 69580), (1148, 64610), (1274, 58220), (1420, 52234), (1435, 51688), (1640, 45227), (1820, 40754), (1846, 40180), (1960, 37843), (1988, 37310), (2009, 36920), (2132, 34790), (2296, 32305), (2485, 29848), (2548, 29110), (2665, 27832), (2840, 26117), (2870, 25844), (2911, 25480), (3185, 23288), (3479, 21320), (3640, 20377), (3692, 20090), (3731, 19880), (3976, 18655), (4018, 18460), (4264, 17395), (4615, 16072), (4970, 14924), (5096, 14555), (5330, 13916), (5740, 12922), (5822, 12740), (6370, 11644), (6461, 11480), (6958, 10660), (7384, 10045), (7462, 9940), (8036, 9230)]