279288960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{145463}}^1$

素因数の和:145485

約数の個数: 64

約数和(自身を含む): 890239680

約数和(自身を除く): 610950720

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, 145463, 290926, 436389, 581852, 727315, 872778, 1163704, 1454630, 1745556, 2181945, 2327408, 2909260, 3491112, 4363890, 4654816, 5818520, 6982224, 8727780, 9309632, 11637040, 13964448, 17455560, 18619264, 23274080, 27928896, 34911120, 46548160, 55857792, 69822240, 93096320, 139644480, 279288960]

約数ペア:

[(1, 279288960), (2, 139644480), (3, 93096320), (4, 69822240), (5, 55857792), (6, 46548160), (8, 34911120), (10, 27928896), (12, 23274080), (15, 18619264), (16, 17455560), (20, 13964448), (24, 11637040), (30, 9309632), (32, 8727780), (40, 6982224), (48, 5818520), (60, 4654816), (64, 4363890), (80, 3491112), (96, 2909260), (120, 2327408), (128, 2181945), (160, 1745556), (192, 1454630), (240, 1163704), (320, 872778), (384, 727315), (480, 581852), (640, 436389), (960, 290926), (1920, 145463)]