78021120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{10159}}^1$

素因数の和:10185

約数の個数: 80

約数和(自身を含む): 249448320

約数和(自身を除く): 171427200

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, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 10159, 20318, 30477, 40636, 50795, 60954, 81272, 101590, 121908, 152385, 162544, 203180, 243816, 304770, 325088, 406360, 487632, 609540, 650176, 812720, 975264, 1219080, 1300352, 1625440, 1950528, 2438160, 2600704, 3250880, 3901056, 4876320, 5201408, 6501760, 7802112, 9752640, 13003520, 15604224, 19505280, 26007040, 39010560, 78021120]

約数ペア:

[(1, 78021120), (2, 39010560), (3, 26007040), (4, 19505280), (5, 15604224), (6, 13003520), (8, 9752640), (10, 7802112), (12, 6501760), (15, 5201408), (16, 4876320), (20, 3901056), (24, 3250880), (30, 2600704), (32, 2438160), (40, 1950528), (48, 1625440), (60, 1300352), (64, 1219080), (80, 975264), (96, 812720), (120, 650176), (128, 609540), (160, 487632), (192, 406360), (240, 325088), (256, 304770), (320, 243816), (384, 203180), (480, 162544), (512, 152385), (640, 121908), (768, 101590), (960, 81272), (1280, 60954), (1536, 50795), (1920, 40636), (2560, 30477), (3840, 20318), (7680, 10159)]