630140520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{20921}}^1$

素因数の和:21186

約数の個数: 64

約数和(自身を含む): 1898043840

約数和(自身を除く): 1267903320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2510, 3012, 3765, 5020, 6024, 7530, 10040, 15060, 20921, 30120, 41842, 62763, 83684, 104605, 125526, 167368, 209210, 251052, 313815, 418420, 502104, 627630, 836840, 1255260, 2510520, 5251171, 10502342, 15753513, 21004684, 26255855, 31507026, 42009368, 52511710, 63014052, 78767565, 105023420, 126028104, 157535130, 210046840, 315070260, 630140520]

約数ペア:

[(1, 630140520), (2, 315070260), (3, 210046840), (4, 157535130), (5, 126028104), (6, 105023420), (8, 78767565), (10, 63014052), (12, 52511710), (15, 42009368), (20, 31507026), (24, 26255855), (30, 21004684), (40, 15753513), (60, 10502342), (120, 5251171), (251, 2510520), (502, 1255260), (753, 836840), (1004, 627630), (1255, 502104), (1506, 418420), (2008, 313815), (2510, 251052), (3012, 209210), (3765, 167368), (5020, 125526), (6024, 104605), (7530, 83684), (10040, 62763), (15060, 41842), (20921, 30120)]