279295920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{387911}}^1$

素因数の和:387930

約数の個数: 60

約数和(自身を含む): 937971216

約数和(自身を除く): 658675296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 387911, 775822, 1163733, 1551644, 1939555, 2327466, 3103288, 3491199, 3879110, 4654932, 5818665, 6206576, 6982398, 7758220, 9309864, 11637330, 13964796, 15516440, 17455995, 18619728, 23274660, 27929592, 31032880, 34911990, 46549320, 55859184, 69823980, 93098640, 139647960, 279295920]

約数ペア:

[(1, 279295920), (2, 139647960), (3, 93098640), (4, 69823980), (5, 55859184), (6, 46549320), (8, 34911990), (9, 31032880), (10, 27929592), (12, 23274660), (15, 18619728), (16, 17455995), (18, 15516440), (20, 13964796), (24, 11637330), (30, 9309864), (36, 7758220), (40, 6982398), (45, 6206576), (48, 5818665), (60, 4654932), (72, 3879110), (80, 3491199), (90, 3103288), (120, 2327466), (144, 1939555), (180, 1551644), (240, 1163733), (360, 775822), (720, 387911)]