213235540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 526417920

約数和(自身を除く): 313182380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 127, 134, 140, 179, 254, 268, 335, 358, 469, 508, 635, 670, 716, 889, 895, 938, 1253, 1270, 1340, 1778, 1790, 1876, 2345, 2506, 2540, 3556, 3580, 4445, 4690, 5012, 6265, 8509, 8890, 9380, 11993, 12530, 17018, 17780, 22733, 23986, 25060, 34036, 42545, 45466, 47972, 59563, 59965, 83951, 85090, 90932, 113665, 119126, 119930, 159131, 167902, 170180, 227330, 238252, 239860, 297815, 318262, 335804, 419755, 454660, 595630, 636524, 795655, 839510, 1191260, 1523111, 1591310, 1679020, 3046222, 3182620, 6092444, 7615555, 10661777, 15231110, 21323554, 30462220, 42647108, 53308885, 106617770, 213235540]

約数ペア:

[(1, 213235540), (2, 106617770), (4, 53308885), (5, 42647108), (7, 30462220), (10, 21323554), (14, 15231110), (20, 10661777), (28, 7615555), (35, 6092444), (67, 3182620), (70, 3046222), (127, 1679020), (134, 1591310), (140, 1523111), (179, 1191260), (254, 839510), (268, 795655), (335, 636524), (358, 595630), (469, 454660), (508, 419755), (635, 335804), (670, 318262), (716, 297815), (889, 239860), (895, 238252), (938, 227330), (1253, 170180), (1270, 167902), (1340, 159131), (1778, 119930), (1790, 119126), (1876, 113665), (2345, 90932), (2506, 85090), (2540, 83951), (3556, 59965), (3580, 59563), (4445, 47972), (4690, 45466), (5012, 42545), (6265, 34036), (8509, 25060), (8890, 23986), (9380, 22733), (11993, 17780), (12530, 17018)]