1391222520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1288169}}^1$

素因数の和:1288189

約数の個数: 64

約数和(自身を含む): 4637412000

約数和(自身を除く): 3246189480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 1288169, 2576338, 3864507, 5152676, 6440845, 7729014, 10305352, 11593521, 12881690, 15458028, 19322535, 23187042, 25763380, 30916056, 34780563, 38645070, 46374084, 51526760, 57967605, 69561126, 77290140, 92748168, 115935210, 139122252, 154580280, 173902815, 231870420, 278244504, 347805630, 463740840, 695611260, 1391222520]

約数ペア:

[(1, 1391222520), (2, 695611260), (3, 463740840), (4, 347805630), (5, 278244504), (6, 231870420), (8, 173902815), (9, 154580280), (10, 139122252), (12, 115935210), (15, 92748168), (18, 77290140), (20, 69561126), (24, 57967605), (27, 51526760), (30, 46374084), (36, 38645070), (40, 34780563), (45, 30916056), (54, 25763380), (60, 23187042), (72, 19322535), (90, 15458028), (108, 12881690), (120, 11593521), (135, 10305352), (180, 7729014), (216, 6440845), (270, 5152676), (360, 3864507), (540, 2576338), (1080, 1288169)]