211693860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9883}}^1$

素因数の和:9922

約数の個数: 144

約数和(自身を含む): 777119616

約数和(自身を除く): 565425756

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 9883, 10710, 19766, 21420, 29649, 39532, 49415, 59298, 69181, 88947, 98830, 118596, 138362, 148245, 168011, 177894, 197660, 207543, 276724, 296490, 336022, 345905, 355788, 415086, 444735, 504033, 592980, 622629, 672044, 691810, 830172, 840055, 889470, 1008066, 1037715, 1176077, 1245258, 1383620, 1512099, 1680110, 1778940, 2016132, 2075430, 2352154, 2490516, 2520165, 3024198, 3113145, 3360220, 3528231, 4150860, 4704308, 5040330, 5880385, 6048396, 6226290, 7056462, 7560495, 10080660, 10584693, 11760770, 12452580, 14112924, 15120990, 17641155, 21169386, 23521540, 30241980, 35282310, 42338772, 52923465, 70564620, 105846930, 211693860]

約数ペア:

[(1, 211693860), (2, 105846930), (3, 70564620), (4, 52923465), (5, 42338772), (6, 35282310), (7, 30241980), (9, 23521540), (10, 21169386), (12, 17641155), (14, 15120990), (15, 14112924), (17, 12452580), (18, 11760770), (20, 10584693), (21, 10080660), (28, 7560495), (30, 7056462), (34, 6226290), (35, 6048396), (36, 5880385), (42, 5040330), (45, 4704308), (51, 4150860), (60, 3528231), (63, 3360220), (68, 3113145), (70, 3024198), (84, 2520165), (85, 2490516), (90, 2352154), (102, 2075430), (105, 2016132), (119, 1778940), (126, 1680110), (140, 1512099), (153, 1383620), (170, 1245258), (180, 1176077), (204, 1037715), (210, 1008066), (238, 889470), (252, 840055), (255, 830172), (306, 691810), (315, 672044), (340, 622629), (357, 592980), (420, 504033), (476, 444735), (510, 415086), (595, 355788), (612, 345905), (630, 336022), (714, 296490), (765, 276724), (1020, 207543), (1071, 197660), (1190, 177894), (1260, 168011), (1428, 148245), (1530, 138362), (1785, 118596), (2142, 98830), (2380, 88947), (3060, 69181), (3570, 59298), (4284, 49415), (5355, 39532), (7140, 29649), (9883, 21420), (10710, 19766)]