280685412

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{13751}}^1$

素因数の和:13780

約数の個数: 84

約数和(自身を含む): 841732416

約数和(自身を除く): 561047004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 729, 756, 972, 1134, 1458, 1701, 2268, 2916, 3402, 5103, 6804, 10206, 13751, 20412, 27502, 41253, 55004, 82506, 96257, 123759, 165012, 192514, 247518, 288771, 371277, 385028, 495036, 577542, 742554, 866313, 1113831, 1155084, 1485108, 1732626, 2227662, 2598939, 3341493, 3465252, 4455324, 5197878, 6682986, 7796817, 10024479, 10395756, 13365972, 15593634, 20048958, 23390451, 31187268, 40097916, 46780902, 70171353, 93561804, 140342706, 280685412]

約数ペア:

[(1, 280685412), (2, 140342706), (3, 93561804), (4, 70171353), (6, 46780902), (7, 40097916), (9, 31187268), (12, 23390451), (14, 20048958), (18, 15593634), (21, 13365972), (27, 10395756), (28, 10024479), (36, 7796817), (42, 6682986), (54, 5197878), (63, 4455324), (81, 3465252), (84, 3341493), (108, 2598939), (126, 2227662), (162, 1732626), (189, 1485108), (243, 1155084), (252, 1113831), (324, 866313), (378, 742554), (486, 577542), (567, 495036), (729, 385028), (756, 371277), (972, 288771), (1134, 247518), (1458, 192514), (1701, 165012), (2268, 123759), (2916, 96257), (3402, 82506), (5103, 55004), (6804, 41253), (10206, 27502), (13751, 20412)]