15982480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^2$

素因数の和:208

約数の個数: 60

約数和(自身を含む): 38909340

約数和(自身を除く): 22926860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 83, 116, 145, 166, 232, 290, 332, 415, 464, 580, 664, 830, 1160, 1328, 1660, 2320, 2407, 3320, 4814, 6640, 6889, 9628, 12035, 13778, 19256, 24070, 27556, 34445, 38512, 48140, 55112, 68890, 96280, 110224, 137780, 192560, 199781, 275560, 399562, 551120, 799124, 998905, 1598248, 1997810, 3196496, 3995620, 7991240, 15982480]

約数ペア:

[(1, 15982480), (2, 7991240), (4, 3995620), (5, 3196496), (8, 1997810), (10, 1598248), (16, 998905), (20, 799124), (29, 551120), (40, 399562), (58, 275560), (80, 199781), (83, 192560), (116, 137780), (145, 110224), (166, 96280), (232, 68890), (290, 55112), (332, 48140), (415, 38512), (464, 34445), (580, 27556), (664, 24070), (830, 19256), (1160, 13778), (1328, 12035), (1660, 9628), (2320, 6889), (2407, 6640), (3320, 4814)]