289172960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:556

約数の個数: 96

約数和(自身を含む): 711389952

約数和(自身を除く): 422216992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 173, 248, 310, 337, 346, 496, 620, 674, 692, 865, 992, 1240, 1348, 1384, 1685, 1730, 2480, 2696, 2768, 3370, 3460, 4960, 5363, 5392, 5536, 6740, 6920, 10447, 10726, 10784, 13480, 13840, 20894, 21452, 26815, 26960, 27680, 41788, 42904, 52235, 53630, 53920, 58301, 83576, 85808, 104470, 107260, 116602, 167152, 171616, 208940, 214520, 233204, 291505, 334304, 417880, 429040, 466408, 583010, 835760, 858080, 932816, 1166020, 1671520, 1807331, 1865632, 2332040, 3614662, 4664080, 7229324, 9036655, 9328160, 14458648, 18073310, 28917296, 36146620, 57834592, 72293240, 144586480, 289172960]

約数ペア:

[(1, 289172960), (2, 144586480), (4, 72293240), (5, 57834592), (8, 36146620), (10, 28917296), (16, 18073310), (20, 14458648), (31, 9328160), (32, 9036655), (40, 7229324), (62, 4664080), (80, 3614662), (124, 2332040), (155, 1865632), (160, 1807331), (173, 1671520), (248, 1166020), (310, 932816), (337, 858080), (346, 835760), (496, 583010), (620, 466408), (674, 429040), (692, 417880), (865, 334304), (992, 291505), (1240, 233204), (1348, 214520), (1384, 208940), (1685, 171616), (1730, 167152), (2480, 116602), (2696, 107260), (2768, 104470), (3370, 85808), (3460, 83576), (4960, 58301), (5363, 53920), (5392, 53630), (5536, 52235), (6740, 42904), (6920, 41788), (10447, 27680), (10726, 26960), (10784, 26815), (13480, 21452), (13840, 20894)]