139857240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2237}}^1$

素因数の和:2772

約数の個数: 64

約数和(自身を含む): 420564960

約数和(自身を除く): 280707720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 521, 1042, 1563, 2084, 2237, 2605, 3126, 4168, 4474, 5210, 6252, 6711, 7815, 8948, 10420, 11185, 12504, 13422, 15630, 17896, 20840, 22370, 26844, 31260, 33555, 44740, 53688, 62520, 67110, 89480, 134220, 268440, 1165477, 2330954, 3496431, 4661908, 5827385, 6992862, 9323816, 11654770, 13985724, 17482155, 23309540, 27971448, 34964310, 46619080, 69928620, 139857240]

約数ペア:

[(1, 139857240), (2, 69928620), (3, 46619080), (4, 34964310), (5, 27971448), (6, 23309540), (8, 17482155), (10, 13985724), (12, 11654770), (15, 9323816), (20, 6992862), (24, 5827385), (30, 4661908), (40, 3496431), (60, 2330954), (120, 1165477), (521, 268440), (1042, 134220), (1563, 89480), (2084, 67110), (2237, 62520), (2605, 53688), (3126, 44740), (4168, 33555), (4474, 31260), (5210, 26844), (6252, 22370), (6711, 20840), (7815, 17896), (8948, 15630), (10420, 13422), (11185, 12504)]