69268880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 179526456

約数和(自身を除く): 110257576

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 53, 62, 68, 80, 85, 106, 124, 136, 155, 170, 212, 248, 265, 272, 310, 340, 424, 496, 527, 530, 620, 680, 848, 901, 961, 1054, 1060, 1240, 1360, 1643, 1802, 1922, 2108, 2120, 2480, 2635, 3286, 3604, 3844, 4216, 4240, 4505, 4805, 5270, 6572, 7208, 7688, 8215, 8432, 9010, 9610, 10540, 13144, 14416, 15376, 16337, 16430, 18020, 19220, 21080, 26288, 27931, 32674, 32860, 36040, 38440, 42160, 50933, 55862, 65348, 65720, 72080, 76880, 81685, 101866, 111724, 130696, 131440, 139655, 163370, 203732, 223448, 254665, 261392, 279310, 326740, 407464, 446896, 509330, 558620, 653480, 814928, 865861, 1018660, 1117240, 1306960, 1731722, 2037320, 2234480, 3463444, 4074640, 4329305, 6926888, 8658610, 13853776, 17317220, 34634440, 69268880]

約数ペア:

[(1, 69268880), (2, 34634440), (4, 17317220), (5, 13853776), (8, 8658610), (10, 6926888), (16, 4329305), (17, 4074640), (20, 3463444), (31, 2234480), (34, 2037320), (40, 1731722), (53, 1306960), (62, 1117240), (68, 1018660), (80, 865861), (85, 814928), (106, 653480), (124, 558620), (136, 509330), (155, 446896), (170, 407464), (212, 326740), (248, 279310), (265, 261392), (272, 254665), (310, 223448), (340, 203732), (424, 163370), (496, 139655), (527, 131440), (530, 130696), (620, 111724), (680, 101866), (848, 81685), (901, 76880), (961, 72080), (1054, 65720), (1060, 65348), (1240, 55862), (1360, 50933), (1643, 42160), (1802, 38440), (1922, 36040), (2108, 32860), (2120, 32674), (2480, 27931), (2635, 26288), (3286, 21080), (3604, 19220), (3844, 18020), (4216, 16430), (4240, 16337), (4505, 15376), (4805, 14416), (5270, 13144), (6572, 10540), (7208, 9610), (7688, 9010), (8215, 8432)]