220555440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1$

素因数の和:561

約数の個数: 320

約数和(自身を含む): 899942400

約数和(自身を除く): 679386960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 48, 54, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 108, 112, 116, 120, 126, 135, 140, 144, 145, 168, 174, 180, 189, 203, 210, 216, 232, 240, 252, 261, 270, 280, 290, 315, 336, 348, 360, 378, 406, 420, 432, 435, 464, 503, 504, 522, 540, 560, 580, 609, 630, 696, 720, 756, 783, 812, 840, 870, 945, 1006, 1008, 1015, 1044, 1080, 1160, 1218, 1260, 1305, 1392, 1509, 1512, 1566, 1624, 1680, 1740, 1827, 1890, 2012, 2030, 2088, 2160, 2320, 2436, 2515, 2520, 2610, 3018, 3024, 3045, 3132, 3248, 3480, 3521, 3654, 3780, 3915, 4024, 4060, 4176, 4527, 4872, 5030, 5040, 5220, 5481, 6036, 6090, 6264, 6960, 7042, 7308, 7545, 7560, 7830, 8048, 8120, 9054, 9135, 9744, 10060, 10440, 10563, 10962, 12072, 12180, 12528, 13581, 14084, 14587, 14616, 15090, 15120, 15660, 16240, 17605, 18108, 18270, 20120, 20880, 21126, 21924, 22635, 24144, 24360, 27162, 27405, 28168, 29174, 29232, 30180, 31320, 31689, 35210, 36216, 36540, 40240, 42252, 43761, 43848, 45270, 48720, 52815, 54324, 54810, 56336, 58348, 60360, 62640, 63378, 67905, 70420, 72432, 72935, 73080, 84504, 87522, 87696, 90540, 95067, 102109, 105630, 108648, 109620, 116696, 120720, 126756, 131283, 135810, 140840, 145870, 146160, 158445, 169008, 175044, 181080, 190134, 204218, 211260, 217296, 218805, 219240, 233392, 253512, 262566, 271620, 281680, 291740, 306327, 316890, 350088, 362160, 380268, 393849, 408436, 422520, 437610, 438480, 475335, 507024, 510545, 525132, 543240, 583480, 612654, 633780, 656415, 700176, 760536, 787698, 816872, 845040, 875220, 918981, 950670, 1021090, 1050264, 1086480, 1166960, 1225308, 1267560, 1312830, 1521072, 1531635, 1575396, 1633744, 1750440, 1837962, 1901340, 1969245, 2042180, 2100528, 2450616, 2535120, 2625660, 2756943, 3063270, 3150792, 3500880, 3675924, 3802680, 3938490, 4084360, 4594905, 4901232, 5251320, 5513886, 6126540, 6301584, 7351848, 7605360, 7876980, 8168720, 9189810, 10502640, 11027772, 12253080, 13784715, 14703696, 15753960, 18379620, 22055544, 24506160, 27569430, 31507920, 36759240, 44111088, 55138860, 73518480, 110277720, 220555440]

約数ペア:

[(1, 220555440), (2, 110277720), (3, 73518480), (4, 55138860), (5, 44111088), (6, 36759240), (7, 31507920), (8, 27569430), (9, 24506160), (10, 22055544), (12, 18379620), (14, 15753960), (15, 14703696), (16, 13784715), (18, 12253080), (20, 11027772), (21, 10502640), (24, 9189810), (27, 8168720), (28, 7876980), (29, 7605360), (30, 7351848), (35, 6301584), (36, 6126540), (40, 5513886), (42, 5251320), (45, 4901232), (48, 4594905), (54, 4084360), (56, 3938490), (58, 3802680), (60, 3675924), (63, 3500880), (70, 3150792), (72, 3063270), (80, 2756943), (84, 2625660), (87, 2535120), (90, 2450616), (105, 2100528), (108, 2042180), (112, 1969245), (116, 1901340), (120, 1837962), (126, 1750440), (135, 1633744), (140, 1575396), (144, 1531635), (145, 1521072), (168, 1312830), (174, 1267560), (180, 1225308), (189, 1166960), (203, 1086480), (210, 1050264), (216, 1021090), (232, 950670), (240, 918981), (252, 875220), (261, 845040), (270, 816872), (280, 787698), (290, 760536), (315, 700176), (336, 656415), (348, 633780), (360, 612654), (378, 583480), (406, 543240), (420, 525132), (432, 510545), (435, 507024), (464, 475335), (503, 438480), (504, 437610), (522, 422520), (540, 408436), (560, 393849), (580, 380268), (609, 362160), (630, 350088), (696, 316890), (720, 306327), (756, 291740), (783, 281680), (812, 271620), (840, 262566), (870, 253512), (945, 233392), (1006, 219240), (1008, 218805), (1015, 217296), (1044, 211260), (1080, 204218), (1160, 190134), (1218, 181080), (1260, 175044), (1305, 169008), (1392, 158445), (1509, 146160), (1512, 145870), (1566, 140840), (1624, 135810), (1680, 131283), (1740, 126756), (1827, 120720), (1890, 116696), (2012, 109620), (2030, 108648), (2088, 105630), (2160, 102109), (2320, 95067), (2436, 90540), (2515, 87696), (2520, 87522), (2610, 84504), (3018, 73080), (3024, 72935), (3045, 72432), (3132, 70420), (3248, 67905), (3480, 63378), (3521, 62640), (3654, 60360), (3780, 58348), (3915, 56336), (4024, 54810), (4060, 54324), (4176, 52815), (4527, 48720), (4872, 45270), (5030, 43848), (5040, 43761), (5220, 42252), (5481, 40240), (6036, 36540), (6090, 36216), (6264, 35210), (6960, 31689), (7042, 31320), (7308, 30180), (7545, 29232), (7560, 29174), (7830, 28168), (8048, 27405), (8120, 27162), (9054, 24360), (9135, 24144), (9744, 22635), (10060, 21924), (10440, 21126), (10563, 20880), (10962, 20120), (12072, 18270), (12180, 18108), (12528, 17605), (13581, 16240), (14084, 15660), (14587, 15120), (14616, 15090)]