316721280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{563}}^1$

素因数の和:878

約数の個数: 128

約数和(自身を含む): 1014793920

約数和(自身を除く): 698072640

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, 293, 320, 384, 480, 563, 586, 640, 879, 960, 1126, 1172, 1465, 1689, 1758, 1920, 2252, 2344, 2815, 2930, 3378, 3516, 4395, 4504, 4688, 5630, 5860, 6756, 7032, 8445, 8790, 9008, 9376, 11260, 11720, 13512, 14064, 16890, 17580, 18016, 18752, 22520, 23440, 27024, 28128, 33780, 35160, 36032, 37504, 45040, 46880, 54048, 56256, 67560, 70320, 72064, 90080, 93760, 108096, 112512, 135120, 140640, 164959, 180160, 187520, 216192, 270240, 281280, 329918, 360320, 494877, 540480, 562560, 659836, 824795, 989754, 1080960, 1319672, 1649590, 1979508, 2474385, 2639344, 3299180, 3959016, 4948770, 5278688, 6598360, 7918032, 9897540, 10557376, 13196720, 15836064, 19795080, 21114752, 26393440, 31672128, 39590160, 52786880, 63344256, 79180320, 105573760, 158360640, 316721280]

約数ペア:

[(1, 316721280), (2, 158360640), (3, 105573760), (4, 79180320), (5, 63344256), (6, 52786880), (8, 39590160), (10, 31672128), (12, 26393440), (15, 21114752), (16, 19795080), (20, 15836064), (24, 13196720), (30, 10557376), (32, 9897540), (40, 7918032), (48, 6598360), (60, 5278688), (64, 4948770), (80, 3959016), (96, 3299180), (120, 2639344), (128, 2474385), (160, 1979508), (192, 1649590), (240, 1319672), (293, 1080960), (320, 989754), (384, 824795), (480, 659836), (563, 562560), (586, 540480), (640, 494877), (879, 360320), (960, 329918), (1126, 281280), (1172, 270240), (1465, 216192), (1689, 187520), (1758, 180160), (1920, 164959), (2252, 140640), (2344, 135120), (2815, 112512), (2930, 108096), (3378, 93760), (3516, 90080), (4395, 72064), (4504, 70320), (4688, 67560), (5630, 56256), (5860, 54048), (6756, 46880), (7032, 45040), (8445, 37504), (8790, 36032), (9008, 35160), (9376, 33780), (11260, 28128), (11720, 27024), (13512, 23440), (14064, 22520), (16890, 18752), (17580, 18016)]