18442065320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{218819}}^1$

素因数の和:218887

約数の個数: 96

約数和(自身を含む): 49392050400

約数和(自身を除く): 30949985080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 490, 602, 860, 980, 1204, 1505, 1720, 1960, 2107, 2408, 3010, 4214, 6020, 8428, 10535, 12040, 16856, 21070, 42140, 84280, 218819, 437638, 875276, 1094095, 1531733, 1750552, 2188190, 3063466, 4376380, 6126932, 7658665, 8752760, 9409217, 10722131, 12253864, 15317330, 18818434, 21444262, 30634660, 37636868, 42888524, 47046085, 53610655, 61269320, 65864519, 75273736, 85777048, 94092170, 107221310, 131729038, 188184340, 214442620, 263458076, 329322595, 376368680, 428885240, 461051633, 526916152, 658645190, 922103266, 1317290380, 1844206532, 2305258165, 2634580760, 3688413064, 4610516330, 9221032660, 18442065320]

約数ペア:

[(1, 18442065320), (2, 9221032660), (4, 4610516330), (5, 3688413064), (7, 2634580760), (8, 2305258165), (10, 1844206532), (14, 1317290380), (20, 922103266), (28, 658645190), (35, 526916152), (40, 461051633), (43, 428885240), (49, 376368680), (56, 329322595), (70, 263458076), (86, 214442620), (98, 188184340), (140, 131729038), (172, 107221310), (196, 94092170), (215, 85777048), (245, 75273736), (280, 65864519), (301, 61269320), (344, 53610655), (392, 47046085), (430, 42888524), (490, 37636868), (602, 30634660), (860, 21444262), (980, 18818434), (1204, 15317330), (1505, 12253864), (1720, 10722131), (1960, 9409217), (2107, 8752760), (2408, 7658665), (3010, 6126932), (4214, 4376380), (6020, 3063466), (8428, 2188190), (10535, 1750552), (12040, 1531733), (16856, 1094095), (21070, 875276), (42140, 437638), (84280, 218819)]