21880748160

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1266247}}^1$

素因数の和:1266275

約数の個数: 128

約数和(自身を含む): 77494377600

約数和(自身を除く): 55613629440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 1266247, 2532494, 3798741, 5064988, 6331235, 7597482, 10129976, 11396223, 12662470, 15194964, 18993705, 20259952, 22792446, 25324940, 30389928, 34188669, 37987410, 40519904, 45584892, 50649880, 56981115, 60779856, 68377338, 75974820, 81039808, 91169784, 101299760, 113962230, 121559712, 136754676, 151949640, 162079616, 170943345, 182339568, 202599520, 227924460, 243119424, 273509352, 303899280, 341886690, 364679136, 405199040, 455848920, 486238848, 547018704, 607798560, 683773380, 729358272, 810398080, 911697840, 1094037408, 1215597120, 1367546760, 1458716544, 1823395680, 2188074816, 2431194240, 2735093520, 3646791360, 4376149632, 5470187040, 7293582720, 10940374080, 21880748160]

約数ペア:

[(1, 21880748160), (2, 10940374080), (3, 7293582720), (4, 5470187040), (5, 4376149632), (6, 3646791360), (8, 2735093520), (9, 2431194240), (10, 2188074816), (12, 1823395680), (15, 1458716544), (16, 1367546760), (18, 1215597120), (20, 1094037408), (24, 911697840), (27, 810398080), (30, 729358272), (32, 683773380), (36, 607798560), (40, 547018704), (45, 486238848), (48, 455848920), (54, 405199040), (60, 364679136), (64, 341886690), (72, 303899280), (80, 273509352), (90, 243119424), (96, 227924460), (108, 202599520), (120, 182339568), (128, 170943345), (135, 162079616), (144, 151949640), (160, 136754676), (180, 121559712), (192, 113962230), (216, 101299760), (240, 91169784), (270, 81039808), (288, 75974820), (320, 68377338), (360, 60779856), (384, 56981115), (432, 50649880), (480, 45584892), (540, 40519904), (576, 37987410), (640, 34188669), (720, 30389928), (864, 25324940), (960, 22792446), (1080, 20259952), (1152, 18993705), (1440, 15194964), (1728, 12662470), (1920, 11396223), (2160, 10129976), (2880, 7597482), (3456, 6331235), (4320, 5064988), (5760, 3798741), (8640, 2532494), (17280, 1266247)]