281176140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15569}}^1$

素因数の和:15631

約数の個数: 96

約数和(自身を含む): 920747520

約数和(自身を除く): 639571380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1806, 2580, 3010, 3612, 4515, 6020, 9030, 15569, 18060, 31138, 46707, 62276, 77845, 93414, 108983, 155690, 186828, 217966, 233535, 311380, 326949, 435932, 467070, 544915, 653898, 669467, 934140, 1089830, 1307796, 1338934, 1634745, 2008401, 2179660, 2677868, 3269490, 3347335, 4016802, 4686269, 6538980, 6694670, 8033604, 9372538, 10042005, 13389340, 14058807, 18745076, 20084010, 23431345, 28117614, 40168020, 46862690, 56235228, 70294035, 93725380, 140588070, 281176140]

約数ペア:

[(1, 281176140), (2, 140588070), (3, 93725380), (4, 70294035), (5, 56235228), (6, 46862690), (7, 40168020), (10, 28117614), (12, 23431345), (14, 20084010), (15, 18745076), (20, 14058807), (21, 13389340), (28, 10042005), (30, 9372538), (35, 8033604), (42, 6694670), (43, 6538980), (60, 4686269), (70, 4016802), (84, 3347335), (86, 3269490), (105, 2677868), (129, 2179660), (140, 2008401), (172, 1634745), (210, 1338934), (215, 1307796), (258, 1089830), (301, 934140), (420, 669467), (430, 653898), (516, 544915), (602, 467070), (645, 435932), (860, 326949), (903, 311380), (1204, 233535), (1290, 217966), (1505, 186828), (1806, 155690), (2580, 108983), (3010, 93414), (3612, 77845), (4515, 62276), (6020, 46707), (9030, 31138), (15569, 18060)]