642510720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{337}}^1$

素因数の和:693

約数の個数: 192

約数和(自身を含む): 2231976240

約数和(自身を除く): 1589465520

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, 128, 144, 160, 180, 192, 240, 288, 320, 331, 337, 360, 384, 480, 576, 640, 662, 674, 720, 960, 993, 1011, 1152, 1324, 1348, 1440, 1655, 1685, 1920, 1986, 2022, 2648, 2696, 2880, 2979, 3033, 3310, 3370, 3972, 4044, 4965, 5055, 5296, 5392, 5760, 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, 42368, 43136, 47664, 48528, 52960, 53920, 59580, 60660, 63552, 64704, 79440, 80880, 95328, 97056, 105920, 107840, 111547, 119160, 121320, 127104, 129408, 158880, 161760, 190656, 194112, 211840, 215680, 223094, 238320, 242640, 317760, 323520, 334641, 381312, 388224, 446188, 476640, 485280, 557735, 635520, 647040, 669282, 892376, 953280, 970560, 1003923, 1115470, 1338564, 1673205, 1784752, 1906560, 1941120, 2007846, 2230940, 2677128, 3346410, 3569504, 4015692, 4461880, 5019615, 5354256, 6692820, 7139008, 8031384, 8923760, 10039230, 10708512, 13385640, 14278016, 16062768, 17847520, 20078460, 21417024, 26771280, 32125536, 35695040, 40156920, 42834048, 53542560, 64251072, 71390080, 80313840, 107085120, 128502144, 160627680, 214170240, 321255360, 642510720]

約数ペア:

[(1, 642510720), (2, 321255360), (3, 214170240), (4, 160627680), (5, 128502144), (6, 107085120), (8, 80313840), (9, 71390080), (10, 64251072), (12, 53542560), (15, 42834048), (16, 40156920), (18, 35695040), (20, 32125536), (24, 26771280), (30, 21417024), (32, 20078460), (36, 17847520), (40, 16062768), (45, 14278016), (48, 13385640), (60, 10708512), (64, 10039230), (72, 8923760), (80, 8031384), (90, 7139008), (96, 6692820), (120, 5354256), (128, 5019615), (144, 4461880), (160, 4015692), (180, 3569504), (192, 3346410), (240, 2677128), (288, 2230940), (320, 2007846), (331, 1941120), (337, 1906560), (360, 1784752), (384, 1673205), (480, 1338564), (576, 1115470), (640, 1003923), (662, 970560), (674, 953280), (720, 892376), (960, 669282), (993, 647040), (1011, 635520), (1152, 557735), (1324, 485280), (1348, 476640), (1440, 446188), (1655, 388224), (1685, 381312), (1920, 334641), (1986, 323520), (2022, 317760), (2648, 242640), (2696, 238320), (2880, 223094), (2979, 215680), (3033, 211840), (3310, 194112), (3370, 190656), (3972, 161760), (4044, 158880), (4965, 129408), (5055, 127104), (5296, 121320), (5392, 119160), (5760, 111547), (5958, 107840), (6066, 105920), (6620, 97056), (6740, 95328), (7944, 80880), (8088, 79440), (9930, 64704), (10110, 63552), (10592, 60660), (10784, 59580), (11916, 53920), (12132, 52960), (13240, 48528), (13480, 47664), (14895, 43136), (15165, 42368), (15888, 40440), (16176, 39720), (19860, 32352), (20220, 31776), (21184, 30330), (21568, 29790), (23832, 26960), (24264, 26480)]