320618880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{55663}}^1$

素因数の和:55688

約数の個数: 96

約数和(自身を含む): 1107156960

約数和(自身を除く): 786538080

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, 55663, 111326, 166989, 222652, 278315, 333978, 445304, 500967, 556630, 667956, 834945, 890608, 1001934, 1113260, 1335912, 1669890, 1781216, 2003868, 2226520, 2504835, 2671824, 3339780, 3562432, 4007736, 4453040, 5009670, 5343648, 6679560, 7124864, 8015472, 8906080, 10019340, 10687296, 13359120, 16030944, 17812160, 20038680, 21374592, 26718240, 32061888, 35624320, 40077360, 53436480, 64123776, 80154720, 106872960, 160309440, 320618880]

約数ペア:

[(1, 320618880), (2, 160309440), (3, 106872960), (4, 80154720), (5, 64123776), (6, 53436480), (8, 40077360), (9, 35624320), (10, 32061888), (12, 26718240), (15, 21374592), (16, 20038680), (18, 17812160), (20, 16030944), (24, 13359120), (30, 10687296), (32, 10019340), (36, 8906080), (40, 8015472), (45, 7124864), (48, 6679560), (60, 5343648), (64, 5009670), (72, 4453040), (80, 4007736), (90, 3562432), (96, 3339780), (120, 2671824), (128, 2504835), (144, 2226520), (160, 2003868), (180, 1781216), (192, 1669890), (240, 1335912), (288, 1113260), (320, 1001934), (360, 890608), (384, 834945), (480, 667956), (576, 556630), (640, 500967), (720, 445304), (960, 333978), (1152, 278315), (1440, 222652), (1920, 166989), (2880, 111326), (5760, 55663)]