220343040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:675

約数の個数: 216

約数和(自身を含む): 788231808

約数和(自身を除く): 567888768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 617, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1234, 1240, 1280, 1395, 1440, 1488, 1851, 1860, 1920, 1984, 2232, 2304, 2468, 2480, 2790, 2880, 2976, 3085, 3702, 3720, 3840, 3968, 4464, 4936, 4960, 5553, 5580, 5760, 5952, 6170, 7404, 7440, 7936, 8928, 9255, 9872, 9920, 11106, 11160, 11520, 11904, 12340, 14808, 14880, 17856, 18510, 19127, 19744, 19840, 22212, 22320, 23808, 24680, 27765, 29616, 29760, 35712, 37020, 38254, 39488, 39680, 44424, 44640, 49360, 55530, 57381, 59232, 59520, 71424, 74040, 76508, 78976, 88848, 89280, 95635, 98720, 111060, 114762, 118464, 119040, 148080, 153016, 157952, 172143, 177696, 178560, 191270, 197440, 222120, 229524, 236928, 286905, 296160, 306032, 344286, 355392, 357120, 382540, 394880, 444240, 459048, 473856, 573810, 592320, 612064, 688572, 710784, 765080, 789760, 860715, 888480, 918096, 1147620, 1184640, 1224128, 1377144, 1421568, 1530160, 1721430, 1776960, 1836192, 2295240, 2369280, 2448256, 2754288, 3060320, 3442860, 3553920, 3672384, 4590480, 4896512, 5508576, 6120640, 6885720, 7107840, 7344768, 9180960, 11017152, 12241280, 13771440, 14689536, 18361920, 22034304, 24482560, 27542880, 36723840, 44068608, 55085760, 73447680, 110171520, 220343040]

約数ペア:

[(1, 220343040), (2, 110171520), (3, 73447680), (4, 55085760), (5, 44068608), (6, 36723840), (8, 27542880), (9, 24482560), (10, 22034304), (12, 18361920), (15, 14689536), (16, 13771440), (18, 12241280), (20, 11017152), (24, 9180960), (30, 7344768), (31, 7107840), (32, 6885720), (36, 6120640), (40, 5508576), (45, 4896512), (48, 4590480), (60, 3672384), (62, 3553920), (64, 3442860), (72, 3060320), (80, 2754288), (90, 2448256), (93, 2369280), (96, 2295240), (120, 1836192), (124, 1776960), (128, 1721430), (144, 1530160), (155, 1421568), (160, 1377144), (180, 1224128), (186, 1184640), (192, 1147620), (240, 918096), (248, 888480), (256, 860715), (279, 789760), (288, 765080), (310, 710784), (320, 688572), (360, 612064), (372, 592320), (384, 573810), (465, 473856), (480, 459048), (496, 444240), (558, 394880), (576, 382540), (617, 357120), (620, 355392), (640, 344286), (720, 306032), (744, 296160), (768, 286905), (930, 236928), (960, 229524), (992, 222120), (1116, 197440), (1152, 191270), (1234, 178560), (1240, 177696), (1280, 172143), (1395, 157952), (1440, 153016), (1488, 148080), (1851, 119040), (1860, 118464), (1920, 114762), (1984, 111060), (2232, 98720), (2304, 95635), (2468, 89280), (2480, 88848), (2790, 78976), (2880, 76508), (2976, 74040), (3085, 71424), (3702, 59520), (3720, 59232), (3840, 57381), (3968, 55530), (4464, 49360), (4936, 44640), (4960, 44424), (5553, 39680), (5580, 39488), (5760, 38254), (5952, 37020), (6170, 35712), (7404, 29760), (7440, 29616), (7936, 27765), (8928, 24680), (9255, 23808), (9872, 22320), (9920, 22212), (11106, 19840), (11160, 19744), (11520, 19127), (11904, 18510), (12340, 17856), (14808, 14880)]