221454720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{38447}}^1$

素因数の和:38472

約数の個数: 96

約数和(自身を含む): 764730720

約数和(自身を除く): 543276000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 38447, 76894, 115341, 153788, 192235, 230682, 307576, 346023, 384470, 461364, 576705, 615152, 692046, 768940, 922728, 1153410, 1230304, 1384092, 1537880, 1730115, 1845456, 2306820, 2460608, 2768184, 3075760, 3460230, 3690912, 4613640, 4921216, 5536368, 6151520, 6920460, 7381824, 9227280, 11072736, 12303040, 13840920, 14763648, 18454560, 22145472, 24606080, 27681840, 36909120, 44290944, 55363680, 73818240, 110727360, 221454720]

約数ペア:

[(1, 221454720), (2, 110727360), (3, 73818240), (4, 55363680), (5, 44290944), (6, 36909120), (8, 27681840), (9, 24606080), (10, 22145472), (12, 18454560), (15, 14763648), (16, 13840920), (18, 12303040), (20, 11072736), (24, 9227280), (30, 7381824), (32, 6920460), (36, 6151520), (40, 5536368), (45, 4921216), (48, 4613640), (60, 3690912), (64, 3460230), (72, 3075760), (80, 2768184), (90, 2460608), (96, 2306820), (120, 1845456), (128, 1730115), (144, 1537880), (160, 1384092), (180, 1230304), (192, 1153410), (240, 922728), (288, 768940), (320, 692046), (360, 615152), (384, 576705), (480, 461364), (576, 384470), (640, 346023), (720, 307576), (960, 230682), (1152, 192235), (1440, 153788), (1920, 115341), (2880, 76894), (5760, 38447)]