1331191180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{14867}}^1$

素因数の和:14935

約数の個数: 72

約数和(自身を含む): 3156000624

約数和(自身を除く): 1824809444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 740, 814, 1210, 1628, 2035, 2420, 4070, 4477, 8140, 8954, 14867, 17908, 22385, 29734, 44770, 59468, 74335, 89540, 148670, 163537, 297340, 327074, 550079, 654148, 817685, 1100158, 1635370, 1798907, 2200316, 2750395, 3270740, 3597814, 5500790, 6050869, 7195628, 8994535, 11001580, 12101738, 17989070, 24203476, 30254345, 35978140, 60508690, 66559559, 121017380, 133119118, 266238236, 332797795, 665595590, 1331191180]

約数ペア:

[(1, 1331191180), (2, 665595590), (4, 332797795), (5, 266238236), (10, 133119118), (11, 121017380), (20, 66559559), (22, 60508690), (37, 35978140), (44, 30254345), (55, 24203476), (74, 17989070), (110, 12101738), (121, 11001580), (148, 8994535), (185, 7195628), (220, 6050869), (242, 5500790), (370, 3597814), (407, 3270740), (484, 2750395), (605, 2200316), (740, 1798907), (814, 1635370), (1210, 1100158), (1628, 817685), (2035, 654148), (2420, 550079), (4070, 327074), (4477, 297340), (8140, 163537), (8954, 148670), (14867, 89540), (17908, 74335), (22385, 59468), (29734, 44770)]