131778360

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{17431}}^1$

素因数の和:17458

約数の個数: 128

約数和(自身を含む): 502041600

約数和(自身を除く): 370263240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 17431, 34862, 52293, 69724, 87155, 104586, 122017, 139448, 156879, 174310, 209172, 244034, 261465, 313758, 348620, 366051, 418344, 470637, 488068, 522930, 610085, 627516, 697240, 732102, 784395, 941274, 976136, 1045860, 1098153, 1220170, 1255032, 1464204, 1568790, 1830255, 1882548, 2091720, 2196306, 2353185, 2440340, 2928408, 3137580, 3294459, 3660510, 3765096, 4392612, 4706370, 4880680, 5490765, 6275160, 6588918, 7321020, 8785224, 9412740, 10981530, 13177836, 14642040, 16472295, 18825480, 21963060, 26355672, 32944590, 43926120, 65889180, 131778360]

約数ペア:

[(1, 131778360), (2, 65889180), (3, 43926120), (4, 32944590), (5, 26355672), (6, 21963060), (7, 18825480), (8, 16472295), (9, 14642040), (10, 13177836), (12, 10981530), (14, 9412740), (15, 8785224), (18, 7321020), (20, 6588918), (21, 6275160), (24, 5490765), (27, 4880680), (28, 4706370), (30, 4392612), (35, 3765096), (36, 3660510), (40, 3294459), (42, 3137580), (45, 2928408), (54, 2440340), (56, 2353185), (60, 2196306), (63, 2091720), (70, 1882548), (72, 1830255), (84, 1568790), (90, 1464204), (105, 1255032), (108, 1220170), (120, 1098153), (126, 1045860), (135, 976136), (140, 941274), (168, 784395), (180, 732102), (189, 697240), (210, 627516), (216, 610085), (252, 522930), (270, 488068), (280, 470637), (315, 418344), (360, 366051), (378, 348620), (420, 313758), (504, 261465), (540, 244034), (630, 209172), (756, 174310), (840, 156879), (945, 139448), (1080, 122017), (1260, 104586), (1512, 87155), (1890, 69724), (2520, 52293), (3780, 34862), (7560, 17431)]