638928

素因数分解:

$2^4\times 3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:66

約数の個数: 100

約数和(自身を含む): 2025540

約数和(自身を除く): 1386612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 29, 34, 36, 48, 51, 54, 58, 68, 72, 81, 87, 102, 108, 116, 136, 144, 153, 162, 174, 204, 216, 232, 261, 272, 306, 324, 348, 408, 432, 459, 464, 493, 522, 612, 648, 696, 783, 816, 918, 986, 1044, 1224, 1296, 1377, 1392, 1479, 1566, 1836, 1972, 2088, 2349, 2448, 2754, 2958, 3132, 3672, 3944, 4176, 4437, 4698, 5508, 5916, 6264, 7344, 7888, 8874, 9396, 11016, 11832, 12528, 13311, 17748, 18792, 22032, 23664, 26622, 35496, 37584, 39933, 53244, 70992, 79866, 106488, 159732, 212976, 319464, 638928]

約数ペア:

[(1, 638928), (2, 319464), (3, 212976), (4, 159732), (6, 106488), (8, 79866), (9, 70992), (12, 53244), (16, 39933), (17, 37584), (18, 35496), (24, 26622), (27, 23664), (29, 22032), (34, 18792), (36, 17748), (48, 13311), (51, 12528), (54, 11832), (58, 11016), (68, 9396), (72, 8874), (81, 7888), (87, 7344), (102, 6264), (108, 5916), (116, 5508), (136, 4698), (144, 4437), (153, 4176), (162, 3944), (174, 3672), (204, 3132), (216, 2958), (232, 2754), (261, 2448), (272, 2349), (306, 2088), (324, 1972), (348, 1836), (408, 1566), (432, 1479), (459, 1392), (464, 1377), (493, 1296), (522, 1224), (612, 1044), (648, 986), (696, 918), (783, 816)]