204863520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{426799}}^1$

素因数の和:426817

約数の個数: 48

約数和(自身を含む): 645321600

約数和(自身を除く): 440458080

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, 426799, 853598, 1280397, 1707196, 2133995, 2560794, 3414392, 4267990, 5121588, 6401985, 6828784, 8535980, 10243176, 12803970, 13657568, 17071960, 20486352, 25607940, 34143920, 40972704, 51215880, 68287840, 102431760, 204863520]

約数ペア:

[(1, 204863520), (2, 102431760), (3, 68287840), (4, 51215880), (5, 40972704), (6, 34143920), (8, 25607940), (10, 20486352), (12, 17071960), (15, 13657568), (16, 12803970), (20, 10243176), (24, 8535980), (30, 6828784), (32, 6401985), (40, 5121588), (48, 4267990), (60, 3414392), (80, 2560794), (96, 2133995), (120, 1707196), (160, 1280397), (240, 853598), (480, 426799)]