51382680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1213}}^1$

素因数の和:1580

約数の個数: 64

約数和(自身を含む): 154712160

約数和(自身を除く): 103329480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 353, 706, 1059, 1213, 1412, 1765, 2118, 2426, 2824, 3530, 3639, 4236, 4852, 5295, 6065, 7060, 7278, 8472, 9704, 10590, 12130, 14120, 14556, 18195, 21180, 24260, 29112, 36390, 42360, 48520, 72780, 145560, 428189, 856378, 1284567, 1712756, 2140945, 2569134, 3425512, 4281890, 5138268, 6422835, 8563780, 10276536, 12845670, 17127560, 25691340, 51382680]

約数ペア:

[(1, 51382680), (2, 25691340), (3, 17127560), (4, 12845670), (5, 10276536), (6, 8563780), (8, 6422835), (10, 5138268), (12, 4281890), (15, 3425512), (20, 2569134), (24, 2140945), (30, 1712756), (40, 1284567), (60, 856378), (120, 428189), (353, 145560), (706, 72780), (1059, 48520), (1213, 42360), (1412, 36390), (1765, 29112), (2118, 24260), (2426, 21180), (2824, 18195), (3530, 14556), (3639, 14120), (4236, 12130), (4852, 10590), (5295, 9704), (6065, 8472), (7060, 7278)]