138381880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5431}}^1$

素因数の和:5469

約数の個数: 96

約数和(自身を含む): 390126240

約数和(自身を除く): 251744360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3640, 5096, 5431, 6370, 10862, 12740, 21724, 25480, 27155, 38017, 43448, 54310, 70603, 76034, 108620, 141206, 152068, 190085, 217240, 266119, 282412, 304136, 353015, 380170, 494221, 532238, 564824, 706030, 760340, 988442, 1064476, 1330595, 1412060, 1520680, 1976884, 2128952, 2471105, 2661190, 2824120, 3459547, 3953768, 4942210, 5322380, 6919094, 9884420, 10644760, 13838188, 17297735, 19768840, 27676376, 34595470, 69190940, 138381880]

約数ペア:

[(1, 138381880), (2, 69190940), (4, 34595470), (5, 27676376), (7, 19768840), (8, 17297735), (10, 13838188), (13, 10644760), (14, 9884420), (20, 6919094), (26, 5322380), (28, 4942210), (35, 3953768), (40, 3459547), (49, 2824120), (52, 2661190), (56, 2471105), (65, 2128952), (70, 1976884), (91, 1520680), (98, 1412060), (104, 1330595), (130, 1064476), (140, 988442), (182, 760340), (196, 706030), (245, 564824), (260, 532238), (280, 494221), (364, 380170), (392, 353015), (455, 304136), (490, 282412), (520, 266119), (637, 217240), (728, 190085), (910, 152068), (980, 141206), (1274, 108620), (1820, 76034), (1960, 70603), (2548, 54310), (3185, 43448), (3640, 38017), (5096, 27155), (5431, 25480), (6370, 21724), (10862, 12740)]