278916084

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{433}}^1\times {\mathrm{617}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 732218760

約数和(自身を除く): 453302676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 433, 522, 617, 866, 1044, 1234, 1299, 1732, 1851, 2468, 2598, 3702, 3897, 5196, 5553, 7404, 7794, 11106, 12557, 15588, 17893, 22212, 25114, 35786, 37671, 50228, 53679, 71572, 75342, 107358, 113013, 150684, 161037, 214716, 226026, 267161, 322074, 452052, 534322, 644148, 801483, 1068644, 1602966, 2404449, 3205932, 4808898, 7747669, 9617796, 15495338, 23243007, 30990676, 46486014, 69729021, 92972028, 139458042, 278916084]

約数ペア:

[(1, 278916084), (2, 139458042), (3, 92972028), (4, 69729021), (6, 46486014), (9, 30990676), (12, 23243007), (18, 15495338), (29, 9617796), (36, 7747669), (58, 4808898), (87, 3205932), (116, 2404449), (174, 1602966), (261, 1068644), (348, 801483), (433, 644148), (522, 534322), (617, 452052), (866, 322074), (1044, 267161), (1234, 226026), (1299, 214716), (1732, 161037), (1851, 150684), (2468, 113013), (2598, 107358), (3702, 75342), (3897, 71572), (5196, 53679), (5553, 50228), (7404, 37671), (7794, 35786), (11106, 25114), (12557, 22212), (15588, 17893)]