81760961340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1727101}}^1$

素因数の和:1727379

約数の個数: 72

約数和(自身を含む): 248951390688

約数和(自身を除く): 167190429348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4734, 5260, 7890, 9468, 11835, 15780, 23670, 47340, 1727101, 3454202, 5181303, 6908404, 8635505, 10362606, 15543909, 17271010, 20725212, 25906515, 31087818, 34542020, 51813030, 62175636, 77719545, 103626060, 155439090, 310878180, 454227563, 908455126, 1362682689, 1816910252, 2271137815, 2725365378, 4088048067, 4542275630, 5450730756, 6813413445, 8176096134, 9084551260, 13626826890, 16352192268, 20440240335, 27253653780, 40880480670, 81760961340]

約数ペア:

[(1, 81760961340), (2, 40880480670), (3, 27253653780), (4, 20440240335), (5, 16352192268), (6, 13626826890), (9, 9084551260), (10, 8176096134), (12, 6813413445), (15, 5450730756), (18, 4542275630), (20, 4088048067), (30, 2725365378), (36, 2271137815), (45, 1816910252), (60, 1362682689), (90, 908455126), (180, 454227563), (263, 310878180), (526, 155439090), (789, 103626060), (1052, 77719545), (1315, 62175636), (1578, 51813030), (2367, 34542020), (2630, 31087818), (3156, 25906515), (3945, 20725212), (4734, 17271010), (5260, 15543909), (7890, 10362606), (9468, 8635505), (11835, 6908404), (15780, 5181303), (23670, 3454202), (47340, 1727101)]