71722280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 205856640

約数和(自身を除く): 134134360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 37, 40, 43, 46, 49, 56, 70, 74, 86, 92, 98, 115, 140, 148, 161, 172, 184, 185, 196, 215, 230, 245, 259, 280, 296, 301, 322, 344, 370, 392, 430, 460, 490, 518, 602, 644, 740, 805, 851, 860, 920, 980, 989, 1036, 1127, 1204, 1288, 1295, 1480, 1505, 1591, 1610, 1702, 1720, 1813, 1960, 1978, 2072, 2107, 2254, 2408, 2590, 3010, 3182, 3220, 3404, 3626, 3956, 4214, 4255, 4508, 4945, 5180, 5635, 5957, 6020, 6364, 6440, 6808, 6923, 7252, 7912, 7955, 8428, 8510, 9016, 9065, 9890, 10360, 10535, 11137, 11270, 11914, 12040, 12728, 13846, 14504, 15910, 16856, 17020, 18130, 19780, 21070, 22274, 22540, 23828, 27692, 29785, 31820, 34040, 34615, 36260, 36593, 39560, 41699, 42140, 44548, 45080, 47656, 48461, 55384, 55685, 59570, 63640, 69230, 72520, 73186, 77959, 83398, 84280, 89096, 96922, 111370, 119140, 138460, 146372, 155918, 166796, 182965, 193844, 208495, 222740, 238280, 242305, 256151, 276920, 292744, 311836, 333592, 365930, 387688, 389795, 416990, 445480, 484610, 512302, 623672, 731860, 779590, 833980, 969220, 1024604, 1280755, 1463720, 1559180, 1667960, 1793057, 1938440, 2049208, 2561510, 3118360, 3586114, 5123020, 7172228, 8965285, 10246040, 14344456, 17930570, 35861140, 71722280]

約数ペア:

[(1, 71722280), (2, 35861140), (4, 17930570), (5, 14344456), (7, 10246040), (8, 8965285), (10, 7172228), (14, 5123020), (20, 3586114), (23, 3118360), (28, 2561510), (35, 2049208), (37, 1938440), (40, 1793057), (43, 1667960), (46, 1559180), (49, 1463720), (56, 1280755), (70, 1024604), (74, 969220), (86, 833980), (92, 779590), (98, 731860), (115, 623672), (140, 512302), (148, 484610), (161, 445480), (172, 416990), (184, 389795), (185, 387688), (196, 365930), (215, 333592), (230, 311836), (245, 292744), (259, 276920), (280, 256151), (296, 242305), (301, 238280), (322, 222740), (344, 208495), (370, 193844), (392, 182965), (430, 166796), (460, 155918), (490, 146372), (518, 138460), (602, 119140), (644, 111370), (740, 96922), (805, 89096), (851, 84280), (860, 83398), (920, 77959), (980, 73186), (989, 72520), (1036, 69230), (1127, 63640), (1204, 59570), (1288, 55685), (1295, 55384), (1480, 48461), (1505, 47656), (1591, 45080), (1610, 44548), (1702, 42140), (1720, 41699), (1813, 39560), (1960, 36593), (1978, 36260), (2072, 34615), (2107, 34040), (2254, 31820), (2408, 29785), (2590, 27692), (3010, 23828), (3182, 22540), (3220, 22274), (3404, 21070), (3626, 19780), (3956, 18130), (4214, 17020), (4255, 16856), (4508, 15910), (4945, 14504), (5180, 13846), (5635, 12728), (5957, 12040), (6020, 11914), (6364, 11270), (6440, 11137), (6808, 10535), (6923, 10360), (7252, 9890), (7912, 9065), (7955, 9016), (8428, 8510)]