87888420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11909}}^1$

素因数の和:11965

約数の個数: 72

約数和(自身を含む): 273120120

約数和(自身を除く): 185231700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 11909, 23818, 35727, 47636, 59545, 71454, 107181, 119090, 142908, 178635, 214362, 238180, 357270, 428724, 488269, 535905, 714540, 976538, 1071810, 1464807, 1953076, 2143620, 2441345, 2929614, 4394421, 4882690, 5859228, 7324035, 8788842, 9765380, 14648070, 17577684, 21972105, 29296140, 43944210, 87888420]

約数ペア:

[(1, 87888420), (2, 43944210), (3, 29296140), (4, 21972105), (5, 17577684), (6, 14648070), (9, 9765380), (10, 8788842), (12, 7324035), (15, 5859228), (18, 4882690), (20, 4394421), (30, 2929614), (36, 2441345), (41, 2143620), (45, 1953076), (60, 1464807), (82, 1071810), (90, 976538), (123, 714540), (164, 535905), (180, 488269), (205, 428724), (246, 357270), (369, 238180), (410, 214362), (492, 178635), (615, 142908), (738, 119090), (820, 107181), (1230, 71454), (1476, 59545), (1845, 47636), (2460, 35727), (3690, 23818), (7380, 11909)]