278564412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{2087}}^1$

素因数の和:2335

約数の個数: 72

約数和(自身を含む): 759798144

約数和(自身を除く): 481233732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 227, 294, 454, 588, 681, 908, 1362, 1589, 2087, 2724, 3178, 4174, 4767, 6261, 6356, 8348, 9534, 11123, 12522, 14609, 19068, 22246, 25044, 29218, 33369, 43827, 44492, 58436, 66738, 87654, 102263, 133476, 175308, 204526, 306789, 409052, 473749, 613578, 947498, 1227156, 1421247, 1894996, 2842494, 3316243, 5684988, 6632486, 9948729, 13264972, 19897458, 23213701, 39794916, 46427402, 69641103, 92854804, 139282206, 278564412]

約数ペア:

[(1, 278564412), (2, 139282206), (3, 92854804), (4, 69641103), (6, 46427402), (7, 39794916), (12, 23213701), (14, 19897458), (21, 13264972), (28, 9948729), (42, 6632486), (49, 5684988), (84, 3316243), (98, 2842494), (147, 1894996), (196, 1421247), (227, 1227156), (294, 947498), (454, 613578), (588, 473749), (681, 409052), (908, 306789), (1362, 204526), (1589, 175308), (2087, 133476), (2724, 102263), (3178, 87654), (4174, 66738), (4767, 58436), (6261, 44492), (6356, 43827), (8348, 33369), (9534, 29218), (11123, 25044), (12522, 22246), (14609, 19068)]