258495360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 256

約数和(自身を含む): 878929920

約数和(自身を除く): 620434560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 43, 48, 60, 62, 64, 80, 86, 93, 96, 101, 120, 124, 128, 129, 155, 160, 172, 186, 192, 202, 215, 240, 248, 258, 303, 310, 320, 344, 372, 384, 404, 430, 465, 480, 496, 505, 516, 606, 620, 640, 645, 688, 744, 808, 860, 930, 960, 992, 1010, 1032, 1212, 1240, 1290, 1333, 1376, 1488, 1515, 1616, 1720, 1860, 1920, 1984, 2020, 2064, 2424, 2480, 2580, 2666, 2752, 2976, 3030, 3131, 3232, 3440, 3720, 3968, 3999, 4040, 4128, 4343, 4848, 4960, 5160, 5332, 5504, 5952, 6060, 6262, 6464, 6665, 6880, 7440, 7998, 8080, 8256, 8686, 9393, 9696, 9920, 10320, 10664, 11904, 12120, 12524, 12928, 13029, 13330, 13760, 14880, 15655, 15996, 16160, 16512, 17372, 18786, 19392, 19840, 19995, 20640, 21328, 21715, 24240, 25048, 26058, 26660, 27520, 29760, 31310, 31992, 32320, 34744, 37572, 38784, 39990, 41280, 42656, 43430, 46965, 48480, 50096, 52116, 53320, 59520, 62620, 63984, 64640, 65145, 69488, 75144, 79980, 82560, 85312, 86860, 93930, 96960, 100192, 104232, 106640, 125240, 127968, 130290, 134633, 138976, 150288, 159960, 170624, 173720, 187860, 193920, 200384, 208464, 213280, 250480, 255936, 260580, 269266, 277952, 300576, 319920, 347440, 375720, 400768, 403899, 416928, 426560, 500960, 511872, 521160, 538532, 555904, 601152, 639840, 673165, 694880, 751440, 807798, 833856, 853120, 1001920, 1042320, 1077064, 1202304, 1279680, 1346330, 1389760, 1502880, 1615596, 1667712, 2003840, 2019495, 2084640, 2154128, 2559360, 2692660, 2779520, 3005760, 3231192, 4038990, 4169280, 4308256, 5385320, 6011520, 6462384, 8077980, 8338560, 8616512, 10770640, 12924768, 16155960, 17233024, 21541280, 25849536, 32311920, 43082560, 51699072, 64623840, 86165120, 129247680, 258495360]

約数ペア:

[(1, 258495360), (2, 129247680), (3, 86165120), (4, 64623840), (5, 51699072), (6, 43082560), (8, 32311920), (10, 25849536), (12, 21541280), (15, 17233024), (16, 16155960), (20, 12924768), (24, 10770640), (30, 8616512), (31, 8338560), (32, 8077980), (40, 6462384), (43, 6011520), (48, 5385320), (60, 4308256), (62, 4169280), (64, 4038990), (80, 3231192), (86, 3005760), (93, 2779520), (96, 2692660), (101, 2559360), (120, 2154128), (124, 2084640), (128, 2019495), (129, 2003840), (155, 1667712), (160, 1615596), (172, 1502880), (186, 1389760), (192, 1346330), (202, 1279680), (215, 1202304), (240, 1077064), (248, 1042320), (258, 1001920), (303, 853120), (310, 833856), (320, 807798), (344, 751440), (372, 694880), (384, 673165), (404, 639840), (430, 601152), (465, 555904), (480, 538532), (496, 521160), (505, 511872), (516, 500960), (606, 426560), (620, 416928), (640, 403899), (645, 400768), (688, 375720), (744, 347440), (808, 319920), (860, 300576), (930, 277952), (960, 269266), (992, 260580), (1010, 255936), (1032, 250480), (1212, 213280), (1240, 208464), (1290, 200384), (1333, 193920), (1376, 187860), (1488, 173720), (1515, 170624), (1616, 159960), (1720, 150288), (1860, 138976), (1920, 134633), (1984, 130290), (2020, 127968), (2064, 125240), (2424, 106640), (2480, 104232), (2580, 100192), (2666, 96960), (2752, 93930), (2976, 86860), (3030, 85312), (3131, 82560), (3232, 79980), (3440, 75144), (3720, 69488), (3968, 65145), (3999, 64640), (4040, 63984), (4128, 62620), (4343, 59520), (4848, 53320), (4960, 52116), (5160, 50096), (5332, 48480), (5504, 46965), (5952, 43430), (6060, 42656), (6262, 41280), (6464, 39990), (6665, 38784), (6880, 37572), (7440, 34744), (7998, 32320), (8080, 31992), (8256, 31310), (8686, 29760), (9393, 27520), (9696, 26660), (9920, 26058), (10320, 25048), (10664, 24240), (11904, 21715), (12120, 21328), (12524, 20640), (12928, 19995), (13029, 19840), (13330, 19392), (13760, 18786), (14880, 17372), (15655, 16512), (15996, 16160)]