321255360

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{337}}^1$

素因数の和:691

約数の個数: 168

約数和(自身を含む): 1111611696

約数和(自身を除く): 790356336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 331, 337, 360, 480, 576, 662, 674, 720, 960, 993, 1011, 1324, 1348, 1440, 1655, 1685, 1986, 2022, 2648, 2696, 2880, 2979, 3033, 3310, 3370, 3972, 4044, 4965, 5055, 5296, 5392, 5958, 6066, 6620, 6740, 7944, 8088, 9930, 10110, 10592, 10784, 11916, 12132, 13240, 13480, 14895, 15165, 15888, 16176, 19860, 20220, 21184, 21568, 23832, 24264, 26480, 26960, 29790, 30330, 31776, 32352, 39720, 40440, 47664, 48528, 52960, 53920, 59580, 60660, 63552, 64704, 79440, 80880, 95328, 97056, 105920, 107840, 111547, 119160, 121320, 158880, 161760, 190656, 194112, 223094, 238320, 242640, 317760, 323520, 334641, 446188, 476640, 485280, 557735, 669282, 892376, 953280, 970560, 1003923, 1115470, 1338564, 1673205, 1784752, 2007846, 2230940, 2677128, 3346410, 3569504, 4015692, 4461880, 5019615, 5354256, 6692820, 7139008, 8031384, 8923760, 10039230, 10708512, 13385640, 16062768, 17847520, 20078460, 21417024, 26771280, 32125536, 35695040, 40156920, 53542560, 64251072, 80313840, 107085120, 160627680, 321255360]

約数ペア:

[(1, 321255360), (2, 160627680), (3, 107085120), (4, 80313840), (5, 64251072), (6, 53542560), (8, 40156920), (9, 35695040), (10, 32125536), (12, 26771280), (15, 21417024), (16, 20078460), (18, 17847520), (20, 16062768), (24, 13385640), (30, 10708512), (32, 10039230), (36, 8923760), (40, 8031384), (45, 7139008), (48, 6692820), (60, 5354256), (64, 5019615), (72, 4461880), (80, 4015692), (90, 3569504), (96, 3346410), (120, 2677128), (144, 2230940), (160, 2007846), (180, 1784752), (192, 1673205), (240, 1338564), (288, 1115470), (320, 1003923), (331, 970560), (337, 953280), (360, 892376), (480, 669282), (576, 557735), (662, 485280), (674, 476640), (720, 446188), (960, 334641), (993, 323520), (1011, 317760), (1324, 242640), (1348, 238320), (1440, 223094), (1655, 194112), (1685, 190656), (1986, 161760), (2022, 158880), (2648, 121320), (2696, 119160), (2880, 111547), (2979, 107840), (3033, 105920), (3310, 97056), (3370, 95328), (3972, 80880), (4044, 79440), (4965, 64704), (5055, 63552), (5296, 60660), (5392, 59580), (5958, 53920), (6066, 52960), (6620, 48528), (6740, 47664), (7944, 40440), (8088, 39720), (9930, 32352), (10110, 31776), (10592, 30330), (10784, 29790), (11916, 26960), (12132, 26480), (13240, 24264), (13480, 23832), (14895, 21568), (15165, 21184), (15888, 20220), (16176, 19860)]