66401760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{138337}}^1$

素因数の和:138355

約数の個数: 48

約数和(自身を含む): 209167056

約数和(自身を除く): 142765296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 138337, 276674, 415011, 553348, 691685, 830022, 1106696, 1383370, 1660044, 2075055, 2213392, 2766740, 3320088, 4150110, 4426784, 5533480, 6640176, 8300220, 11066960, 13280352, 16600440, 22133920, 33200880, 66401760]

約数ペア:

[(1, 66401760), (2, 33200880), (3, 22133920), (4, 16600440), (5, 13280352), (6, 11066960), (8, 8300220), (10, 6640176), (12, 5533480), (15, 4426784), (16, 4150110), (20, 3320088), (24, 2766740), (30, 2213392), (32, 2075055), (40, 1660044), (48, 1383370), (60, 1106696), (80, 830022), (96, 691685), (120, 553348), (160, 415011), (240, 276674), (480, 138337)]