21265259520

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{2531}}^1$

素因数の和:3106

約数の個数: 176

約数和(自身を含む): 68166868608

約数和(自身を除く): 46901609088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 547, 640, 768, 960, 1024, 1094, 1280, 1536, 1641, 1920, 2188, 2531, 2560, 2735, 3072, 3282, 3840, 4376, 5062, 5120, 5470, 6564, 7593, 7680, 8205, 8752, 10124, 10940, 12655, 13128, 15186, 15360, 16410, 17504, 20248, 21880, 25310, 26256, 30372, 32820, 35008, 37965, 40496, 43760, 50620, 52512, 60744, 65640, 70016, 75930, 80992, 87520, 101240, 105024, 121488, 131280, 140032, 151860, 161984, 175040, 202480, 210048, 242976, 262560, 280064, 303720, 323968, 350080, 404960, 420096, 485952, 525120, 560128, 607440, 647936, 700160, 809920, 840192, 971904, 1050240, 1214880, 1295872, 1384457, 1400320, 1619840, 1680384, 1943808, 2100480, 2429760, 2591744, 2768914, 2800640, 3239680, 3887616, 4153371, 4200960, 4859520, 5537828, 6479360, 6922285, 7775232, 8306742, 8401920, 9719040, 11075656, 12958720, 13844570, 16613484, 19438080, 20766855, 22151312, 27689140, 33226968, 38876160, 41533710, 44302624, 55378280, 66453936, 83067420, 88605248, 110756560, 132907872, 166134840, 177210496, 221513120, 265815744, 332269680, 354420992, 443026240, 531631488, 664539360, 708841984, 886052480, 1063262976, 1329078720, 1417683968, 1772104960, 2126525952, 2658157440, 3544209920, 4253051904, 5316314880, 7088419840, 10632629760, 21265259520]

約数ペア:

[(1, 21265259520), (2, 10632629760), (3, 7088419840), (4, 5316314880), (5, 4253051904), (6, 3544209920), (8, 2658157440), (10, 2126525952), (12, 1772104960), (15, 1417683968), (16, 1329078720), (20, 1063262976), (24, 886052480), (30, 708841984), (32, 664539360), (40, 531631488), (48, 443026240), (60, 354420992), (64, 332269680), (80, 265815744), (96, 221513120), (120, 177210496), (128, 166134840), (160, 132907872), (192, 110756560), (240, 88605248), (256, 83067420), (320, 66453936), (384, 55378280), (480, 44302624), (512, 41533710), (547, 38876160), (640, 33226968), (768, 27689140), (960, 22151312), (1024, 20766855), (1094, 19438080), (1280, 16613484), (1536, 13844570), (1641, 12958720), (1920, 11075656), (2188, 9719040), (2531, 8401920), (2560, 8306742), (2735, 7775232), (3072, 6922285), (3282, 6479360), (3840, 5537828), (4376, 4859520), (5062, 4200960), (5120, 4153371), (5470, 3887616), (6564, 3239680), (7593, 2800640), (7680, 2768914), (8205, 2591744), (8752, 2429760), (10124, 2100480), (10940, 1943808), (12655, 1680384), (13128, 1619840), (15186, 1400320), (15360, 1384457), (16410, 1295872), (17504, 1214880), (20248, 1050240), (21880, 971904), (25310, 840192), (26256, 809920), (30372, 700160), (32820, 647936), (35008, 607440), (37965, 560128), (40496, 525120), (43760, 485952), (50620, 420096), (52512, 404960), (60744, 350080), (65640, 323968), (70016, 303720), (75930, 280064), (80992, 262560), (87520, 242976), (101240, 210048), (105024, 202480), (121488, 175040), (131280, 161984), (140032, 151860)]