258349440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{563}}^1$

素因数の和:824

約数の個数: 128

約数和(自身を含む): 828403200

約数和(自身を除く): 570053760

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, 239, 240, 320, 384, 478, 480, 563, 640, 717, 956, 960, 1126, 1195, 1434, 1689, 1912, 1920, 2252, 2390, 2815, 2868, 3378, 3585, 3824, 4504, 4780, 5630, 5736, 6756, 7170, 7648, 8445, 9008, 9560, 11260, 11472, 13512, 14340, 15296, 16890, 18016, 19120, 22520, 22944, 27024, 28680, 30592, 33780, 36032, 38240, 45040, 45888, 54048, 57360, 67560, 72064, 76480, 90080, 91776, 108096, 114720, 134557, 135120, 152960, 180160, 216192, 229440, 269114, 270240, 360320, 403671, 458880, 538228, 540480, 672785, 807342, 1076456, 1080960, 1345570, 1614684, 2018355, 2152912, 2691140, 3229368, 4036710, 4305824, 5382280, 6458736, 8073420, 8611648, 10764560, 12917472, 16146840, 17223296, 21529120, 25834944, 32293680, 43058240, 51669888, 64587360, 86116480, 129174720, 258349440]

約数ペア:

[(1, 258349440), (2, 129174720), (3, 86116480), (4, 64587360), (5, 51669888), (6, 43058240), (8, 32293680), (10, 25834944), (12, 21529120), (15, 17223296), (16, 16146840), (20, 12917472), (24, 10764560), (30, 8611648), (32, 8073420), (40, 6458736), (48, 5382280), (60, 4305824), (64, 4036710), (80, 3229368), (96, 2691140), (120, 2152912), (128, 2018355), (160, 1614684), (192, 1345570), (239, 1080960), (240, 1076456), (320, 807342), (384, 672785), (478, 540480), (480, 538228), (563, 458880), (640, 403671), (717, 360320), (956, 270240), (960, 269114), (1126, 229440), (1195, 216192), (1434, 180160), (1689, 152960), (1912, 135120), (1920, 134557), (2252, 114720), (2390, 108096), (2815, 91776), (2868, 90080), (3378, 76480), (3585, 72064), (3824, 67560), (4504, 57360), (4780, 54048), (5630, 45888), (5736, 45040), (6756, 38240), (7170, 36032), (7648, 33780), (8445, 30592), (9008, 28680), (9560, 27024), (11260, 22944), (11472, 22520), (13512, 19120), (14340, 18016), (15296, 16890)]