64722720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{134839}}^1$

素因数の和:134857

約数の個数: 48

約数和(自身を含む): 203878080

約数和(自身を除く): 139155360

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, 134839, 269678, 404517, 539356, 674195, 809034, 1078712, 1348390, 1618068, 2022585, 2157424, 2696780, 3236136, 4045170, 4314848, 5393560, 6472272, 8090340, 10787120, 12944544, 16180680, 21574240, 32361360, 64722720]

約数ペア:

[(1, 64722720), (2, 32361360), (3, 21574240), (4, 16180680), (5, 12944544), (6, 10787120), (8, 8090340), (10, 6472272), (12, 5393560), (15, 4314848), (16, 4045170), (20, 3236136), (24, 2696780), (30, 2157424), (32, 2022585), (40, 1618068), (48, 1348390), (60, 1078712), (80, 809034), (96, 674195), (120, 539356), (160, 404517), (240, 269678), (480, 134839)]