254738160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:264

約数の個数: 240

約数和(自身を含む): 899728128

約数和(自身を除く): 644989968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 101, 113, 120, 124, 144, 155, 180, 186, 202, 226, 240, 248, 279, 303, 310, 339, 360, 372, 404, 452, 465, 496, 505, 558, 565, 606, 620, 678, 720, 744, 808, 904, 909, 930, 1010, 1017, 1116, 1130, 1212, 1240, 1356, 1395, 1488, 1515, 1616, 1695, 1808, 1818, 1860, 2020, 2034, 2232, 2260, 2424, 2480, 2712, 2790, 3030, 3131, 3390, 3503, 3636, 3720, 4040, 4068, 4464, 4520, 4545, 4848, 5085, 5424, 5580, 6060, 6262, 6780, 7006, 7272, 7440, 8080, 8136, 9040, 9090, 9393, 10170, 10509, 11160, 11413, 12120, 12524, 13560, 14012, 14544, 15655, 16272, 17515, 18180, 18786, 20340, 21018, 22320, 22826, 24240, 25048, 27120, 28024, 28179, 31310, 31527, 34239, 35030, 36360, 37572, 40680, 42036, 45652, 46965, 50096, 52545, 56048, 56358, 57065, 62620, 63054, 68478, 70060, 72720, 75144, 81360, 84072, 91304, 93930, 102717, 105090, 112716, 114130, 125240, 126108, 136956, 140120, 140895, 150288, 157635, 168144, 171195, 182608, 187860, 205434, 210180, 225432, 228260, 250480, 252216, 273912, 280240, 281790, 315270, 342390, 353803, 375720, 410868, 420360, 450864, 456520, 504432, 513585, 547824, 563580, 630540, 684780, 707606, 751440, 821736, 840720, 913040, 1027170, 1061409, 1127160, 1261080, 1369560, 1415212, 1643472, 1769015, 2054340, 2122818, 2254320, 2522160, 2739120, 2830424, 3184227, 3538030, 4108680, 4245636, 5307045, 5660848, 6368454, 7076060, 8217360, 8491272, 10614090, 12736908, 14152120, 15921135, 16982544, 21228180, 25473816, 28304240, 31842270, 42456360, 50947632, 63684540, 84912720, 127369080, 254738160]

約数ペア:

[(1, 254738160), (2, 127369080), (3, 84912720), (4, 63684540), (5, 50947632), (6, 42456360), (8, 31842270), (9, 28304240), (10, 25473816), (12, 21228180), (15, 16982544), (16, 15921135), (18, 14152120), (20, 12736908), (24, 10614090), (30, 8491272), (31, 8217360), (36, 7076060), (40, 6368454), (45, 5660848), (48, 5307045), (60, 4245636), (62, 4108680), (72, 3538030), (80, 3184227), (90, 2830424), (93, 2739120), (101, 2522160), (113, 2254320), (120, 2122818), (124, 2054340), (144, 1769015), (155, 1643472), (180, 1415212), (186, 1369560), (202, 1261080), (226, 1127160), (240, 1061409), (248, 1027170), (279, 913040), (303, 840720), (310, 821736), (339, 751440), (360, 707606), (372, 684780), (404, 630540), (452, 563580), (465, 547824), (496, 513585), (505, 504432), (558, 456520), (565, 450864), (606, 420360), (620, 410868), (678, 375720), (720, 353803), (744, 342390), (808, 315270), (904, 281790), (909, 280240), (930, 273912), (1010, 252216), (1017, 250480), (1116, 228260), (1130, 225432), (1212, 210180), (1240, 205434), (1356, 187860), (1395, 182608), (1488, 171195), (1515, 168144), (1616, 157635), (1695, 150288), (1808, 140895), (1818, 140120), (1860, 136956), (2020, 126108), (2034, 125240), (2232, 114130), (2260, 112716), (2424, 105090), (2480, 102717), (2712, 93930), (2790, 91304), (3030, 84072), (3131, 81360), (3390, 75144), (3503, 72720), (3636, 70060), (3720, 68478), (4040, 63054), (4068, 62620), (4464, 57065), (4520, 56358), (4545, 56048), (4848, 52545), (5085, 50096), (5424, 46965), (5580, 45652), (6060, 42036), (6262, 40680), (6780, 37572), (7006, 36360), (7272, 35030), (7440, 34239), (8080, 31527), (8136, 31310), (9040, 28179), (9090, 28024), (9393, 27120), (10170, 25048), (10509, 24240), (11160, 22826), (11413, 22320), (12120, 21018), (12524, 20340), (13560, 18786), (14012, 18180), (14544, 17515), (15655, 16272)]