284995480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5443}}^1$

素因数の和:5489

約数の個数: 128

約数和(自身を含む): 846650880

約数和(自身を除く): 561655400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 770, 935, 952, 1190, 1309, 1496, 1540, 1870, 2380, 2618, 3080, 3740, 4760, 5236, 5443, 6545, 7480, 10472, 10886, 13090, 21772, 26180, 27215, 38101, 43544, 52360, 54430, 59873, 76202, 92531, 108860, 119746, 152404, 185062, 190505, 217720, 239492, 299365, 304808, 370124, 381010, 419111, 462655, 478984, 598730, 647717, 740248, 762020, 838222, 925310, 1017841, 1197460, 1295434, 1524040, 1676444, 1850620, 2035682, 2095555, 2394920, 2590868, 3238585, 3352888, 3701240, 4071364, 4191110, 5089205, 5181736, 6477170, 7124887, 8142728, 8382220, 10178410, 12954340, 14249774, 16764440, 20356820, 25908680, 28499548, 35624435, 40713640, 56999096, 71248870, 142497740, 284995480]

約数ペア:

[(1, 284995480), (2, 142497740), (4, 71248870), (5, 56999096), (7, 40713640), (8, 35624435), (10, 28499548), (11, 25908680), (14, 20356820), (17, 16764440), (20, 14249774), (22, 12954340), (28, 10178410), (34, 8382220), (35, 8142728), (40, 7124887), (44, 6477170), (55, 5181736), (56, 5089205), (68, 4191110), (70, 4071364), (77, 3701240), (85, 3352888), (88, 3238585), (110, 2590868), (119, 2394920), (136, 2095555), (140, 2035682), (154, 1850620), (170, 1676444), (187, 1524040), (220, 1295434), (238, 1197460), (280, 1017841), (308, 925310), (340, 838222), (374, 762020), (385, 740248), (440, 647717), (476, 598730), (595, 478984), (616, 462655), (680, 419111), (748, 381010), (770, 370124), (935, 304808), (952, 299365), (1190, 239492), (1309, 217720), (1496, 190505), (1540, 185062), (1870, 152404), (2380, 119746), (2618, 108860), (3080, 92531), (3740, 76202), (4760, 59873), (5236, 54430), (5443, 52360), (6545, 43544), (7480, 38101), (10472, 27215), (10886, 26180), (13090, 21772)]