206065920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:648

約数の個数: 144

約数和(自身を含む): 665788032

約数和(自身を除く): 459722112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 103, 120, 128, 160, 192, 206, 240, 256, 309, 320, 384, 412, 480, 515, 521, 618, 640, 768, 824, 960, 1030, 1042, 1236, 1280, 1545, 1563, 1648, 1920, 2060, 2084, 2472, 2605, 3090, 3126, 3296, 3840, 4120, 4168, 4944, 5210, 6180, 6252, 6592, 7815, 8240, 8336, 9888, 10420, 12360, 12504, 13184, 15630, 16480, 16672, 19776, 20840, 24720, 25008, 26368, 31260, 32960, 33344, 39552, 41680, 49440, 50016, 53663, 62520, 65920, 66688, 79104, 83360, 98880, 100032, 107326, 125040, 131840, 133376, 160989, 166720, 197760, 200064, 214652, 250080, 268315, 321978, 333440, 395520, 400128, 429304, 500160, 536630, 643956, 666880, 804945, 858608, 1000320, 1073260, 1287912, 1609890, 1717216, 2000640, 2146520, 2575824, 3219780, 3434432, 4293040, 5151648, 6439560, 6868864, 8586080, 10303296, 12879120, 13737728, 17172160, 20606592, 25758240, 34344320, 41213184, 51516480, 68688640, 103032960, 206065920]

約数ペア:

[(1, 206065920), (2, 103032960), (3, 68688640), (4, 51516480), (5, 41213184), (6, 34344320), (8, 25758240), (10, 20606592), (12, 17172160), (15, 13737728), (16, 12879120), (20, 10303296), (24, 8586080), (30, 6868864), (32, 6439560), (40, 5151648), (48, 4293040), (60, 3434432), (64, 3219780), (80, 2575824), (96, 2146520), (103, 2000640), (120, 1717216), (128, 1609890), (160, 1287912), (192, 1073260), (206, 1000320), (240, 858608), (256, 804945), (309, 666880), (320, 643956), (384, 536630), (412, 500160), (480, 429304), (515, 400128), (521, 395520), (618, 333440), (640, 321978), (768, 268315), (824, 250080), (960, 214652), (1030, 200064), (1042, 197760), (1236, 166720), (1280, 160989), (1545, 133376), (1563, 131840), (1648, 125040), (1920, 107326), (2060, 100032), (2084, 98880), (2472, 83360), (2605, 79104), (3090, 66688), (3126, 65920), (3296, 62520), (3840, 53663), (4120, 50016), (4168, 49440), (4944, 41680), (5210, 39552), (6180, 33344), (6252, 32960), (6592, 31260), (7815, 26368), (8240, 25008), (8336, 24720), (9888, 20840), (10420, 19776), (12360, 16672), (12504, 16480), (13184, 15630)]