75747780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1487}}^1$

素因数の和:1785

約数の個数: 72

約数和(自身を含む): 230735232

約数和(自身を除く): 154987452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 283, 566, 849, 1132, 1415, 1487, 1698, 2547, 2830, 2974, 3396, 4245, 4461, 5094, 5660, 5948, 7435, 8490, 8922, 10188, 12735, 13383, 14870, 16980, 17844, 22305, 25470, 26766, 29740, 44610, 50940, 53532, 66915, 89220, 133830, 267660, 420821, 841642, 1262463, 1683284, 2104105, 2524926, 3787389, 4208210, 5049852, 6312315, 7574778, 8416420, 12624630, 15149556, 18936945, 25249260, 37873890, 75747780]

約数ペア:

[(1, 75747780), (2, 37873890), (3, 25249260), (4, 18936945), (5, 15149556), (6, 12624630), (9, 8416420), (10, 7574778), (12, 6312315), (15, 5049852), (18, 4208210), (20, 3787389), (30, 2524926), (36, 2104105), (45, 1683284), (60, 1262463), (90, 841642), (180, 420821), (283, 267660), (566, 133830), (849, 89220), (1132, 66915), (1415, 53532), (1487, 50940), (1698, 44610), (2547, 29740), (2830, 26766), (2974, 25470), (3396, 22305), (4245, 17844), (4461, 16980), (5094, 14870), (5660, 13383), (5948, 12735), (7435, 10188), (8490, 8922)]