21684480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5647}}^1$

素因数の和:5671

約数の個数: 72

約数和(自身を含む): 69267072

約数和(自身を除く): 47582592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5647, 11294, 16941, 22588, 28235, 33882, 45176, 56470, 67764, 84705, 90352, 112940, 135528, 169410, 180704, 225880, 271056, 338820, 361408, 451760, 542112, 677640, 722816, 903520, 1084224, 1355280, 1445632, 1807040, 2168448, 2710560, 3614080, 4336896, 5421120, 7228160, 10842240, 21684480]

約数ペア:

[(1, 21684480), (2, 10842240), (3, 7228160), (4, 5421120), (5, 4336896), (6, 3614080), (8, 2710560), (10, 2168448), (12, 1807040), (15, 1445632), (16, 1355280), (20, 1084224), (24, 903520), (30, 722816), (32, 677640), (40, 542112), (48, 451760), (60, 361408), (64, 338820), (80, 271056), (96, 225880), (120, 180704), (128, 169410), (160, 135528), (192, 112940), (240, 90352), (256, 84705), (320, 67764), (384, 56470), (480, 45176), (640, 33882), (768, 28235), (960, 22588), (1280, 16941), (1920, 11294), (3840, 5647)]