289061360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16651}}^1$

素因数の和:16702

約数の個数: 80

約数和(自身を含む): 792901632

約数和(自身を除く): 503840272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 16651, 17360, 33302, 66604, 83255, 116557, 133208, 166510, 233114, 266416, 333020, 466228, 516181, 582785, 666040, 932456, 1032362, 1165570, 1332080, 1864912, 2064724, 2331140, 2580905, 3613267, 4129448, 4662280, 5161810, 7226534, 8258896, 9324560, 10323620, 14453068, 18066335, 20647240, 28906136, 36132670, 41294480, 57812272, 72265340, 144530680, 289061360]

約数ペア:

[(1, 289061360), (2, 144530680), (4, 72265340), (5, 57812272), (7, 41294480), (8, 36132670), (10, 28906136), (14, 20647240), (16, 18066335), (20, 14453068), (28, 10323620), (31, 9324560), (35, 8258896), (40, 7226534), (56, 5161810), (62, 4662280), (70, 4129448), (80, 3613267), (112, 2580905), (124, 2331140), (140, 2064724), (155, 1864912), (217, 1332080), (248, 1165570), (280, 1032362), (310, 932456), (434, 666040), (496, 582785), (560, 516181), (620, 466228), (868, 333020), (1085, 266416), (1240, 233114), (1736, 166510), (2170, 133208), (2480, 116557), (3472, 83255), (4340, 66604), (8680, 33302), (16651, 17360)]