71147760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{569}}^1$

素因数の和:1106

約数の個数: 80

約数和(自身を含む): 221369760

約数和(自身を除く): 150222000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 521, 569, 1042, 1138, 1563, 1707, 2084, 2276, 2605, 2845, 3126, 3414, 4168, 4552, 5210, 5690, 6252, 6828, 7815, 8336, 8535, 9104, 10420, 11380, 12504, 13656, 15630, 17070, 20840, 22760, 25008, 27312, 31260, 34140, 41680, 45520, 62520, 68280, 125040, 136560, 296449, 592898, 889347, 1185796, 1482245, 1778694, 2371592, 2964490, 3557388, 4446735, 4743184, 5928980, 7114776, 8893470, 11857960, 14229552, 17786940, 23715920, 35573880, 71147760]

約数ペア:

[(1, 71147760), (2, 35573880), (3, 23715920), (4, 17786940), (5, 14229552), (6, 11857960), (8, 8893470), (10, 7114776), (12, 5928980), (15, 4743184), (16, 4446735), (20, 3557388), (24, 2964490), (30, 2371592), (40, 1778694), (48, 1482245), (60, 1185796), (80, 889347), (120, 592898), (240, 296449), (521, 136560), (569, 125040), (1042, 68280), (1138, 62520), (1563, 45520), (1707, 41680), (2084, 34140), (2276, 31260), (2605, 27312), (2845, 25008), (3126, 22760), (3414, 20840), (4168, 17070), (4552, 15630), (5210, 13656), (5690, 12504), (6252, 11380), (6828, 10420), (7815, 9104), (8336, 8535)]