281938560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{146843}}^1$

素因数の和:146865

約数の個数: 64

約数和(自身を含む): 898685280

約数和(自身を除く): 616746720

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, 320, 384, 480, 640, 960, 1920, 146843, 293686, 440529, 587372, 734215, 881058, 1174744, 1468430, 1762116, 2202645, 2349488, 2936860, 3524232, 4405290, 4698976, 5873720, 7048464, 8810580, 9397952, 11747440, 14096928, 17621160, 18795904, 23494880, 28193856, 35242320, 46989760, 56387712, 70484640, 93979520, 140969280, 281938560]

約数ペア:

[(1, 281938560), (2, 140969280), (3, 93979520), (4, 70484640), (5, 56387712), (6, 46989760), (8, 35242320), (10, 28193856), (12, 23494880), (15, 18795904), (16, 17621160), (20, 14096928), (24, 11747440), (30, 9397952), (32, 8810580), (40, 7048464), (48, 5873720), (60, 4698976), (64, 4405290), (80, 3524232), (96, 2936860), (120, 2349488), (128, 2202645), (160, 1762116), (192, 1468430), (240, 1174744), (320, 881058), (384, 734215), (480, 587372), (640, 440529), (960, 293686), (1920, 146843)]