21433680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9923}}^1$

素因数の和:9945

約数の個数: 80

約数和(自身を含む): 73834560

約数和(自身を除く): 52400880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9923, 19846, 29769, 39692, 49615, 59538, 79384, 89307, 99230, 119076, 148845, 158768, 178614, 198460, 238152, 267921, 297690, 357228, 396920, 446535, 476304, 535842, 595380, 714456, 793840, 893070, 1071684, 1190760, 1339605, 1428912, 1786140, 2143368, 2381520, 2679210, 3572280, 4286736, 5358420, 7144560, 10716840, 21433680]

約数ペア:

[(1, 21433680), (2, 10716840), (3, 7144560), (4, 5358420), (5, 4286736), (6, 3572280), (8, 2679210), (9, 2381520), (10, 2143368), (12, 1786140), (15, 1428912), (16, 1339605), (18, 1190760), (20, 1071684), (24, 893070), (27, 793840), (30, 714456), (36, 595380), (40, 535842), (45, 476304), (48, 446535), (54, 396920), (60, 357228), (72, 297690), (80, 267921), (90, 238152), (108, 198460), (120, 178614), (135, 158768), (144, 148845), (180, 119076), (216, 99230), (240, 89307), (270, 79384), (360, 59538), (432, 49615), (540, 39692), (720, 29769), (1080, 19846), (2160, 9923)]