289712320

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31219}}^1$

素因数の和:31265

約数の個数: 56

約数和(自身を含む): 713689200

約数和(自身を除く): 423976880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 9280, 31219, 62438, 124876, 156095, 249752, 312190, 499504, 624380, 905351, 999008, 1248760, 1810702, 1998016, 2497520, 3621404, 4526755, 4995040, 7242808, 9053510, 9990080, 14485616, 18107020, 28971232, 36214040, 57942464, 72428080, 144856160, 289712320]

約数ペア:

[(1, 289712320), (2, 144856160), (4, 72428080), (5, 57942464), (8, 36214040), (10, 28971232), (16, 18107020), (20, 14485616), (29, 9990080), (32, 9053510), (40, 7242808), (58, 4995040), (64, 4526755), (80, 3621404), (116, 2497520), (145, 1998016), (160, 1810702), (232, 1248760), (290, 999008), (320, 905351), (464, 624380), (580, 499504), (928, 312190), (1160, 249752), (1856, 156095), (2320, 124876), (4640, 62438), (9280, 31219)]