2480895

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 64

約数和(自身を含む): 4976640

約数和(自身を除く): 2495745

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 47, 51, 69, 85, 115, 135, 141, 153, 207, 235, 255, 345, 391, 423, 459, 621, 705, 765, 799, 1035, 1081, 1173, 1269, 1955, 2115, 2295, 2397, 3105, 3243, 3519, 3995, 5405, 5865, 6345, 7191, 9729, 10557, 11985, 16215, 17595, 18377, 21573, 29187, 35955, 48645, 52785, 55131, 91885, 107865, 145935, 165393, 275655, 496179, 826965, 2480895]

約数ペア:

[(1, 2480895), (3, 826965), (5, 496179), (9, 275655), (15, 165393), (17, 145935), (23, 107865), (27, 91885), (45, 55131), (47, 52785), (51, 48645), (69, 35955), (85, 29187), (115, 21573), (135, 18377), (141, 17595), (153, 16215), (207, 11985), (235, 10557), (255, 9729), (345, 7191), (391, 6345), (423, 5865), (459, 5405), (621, 3995), (705, 3519), (765, 3243), (799, 3105), (1035, 2397), (1081, 2295), (1173, 2115), (1269, 1955)]