640512144

素因数分解:

$2^4\times 3^3\times {\mathrm{601}}^1\times {\mathrm{2467}}^1$

素因数の和:3085

約数の個数: 80

約数和(自身を含む): 1842312640

約数和(自身を除く): 1201800496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 601, 1202, 1803, 2404, 2467, 3606, 4808, 4934, 5409, 7212, 7401, 9616, 9868, 10818, 14424, 14802, 16227, 19736, 21636, 22203, 28848, 29604, 32454, 39472, 43272, 44406, 59208, 64908, 66609, 86544, 88812, 118416, 129816, 133218, 177624, 259632, 266436, 355248, 532872, 1065744, 1482667, 2965334, 4448001, 5930668, 8896002, 11861336, 13344003, 17792004, 23722672, 26688006, 35584008, 40032009, 53376012, 71168016, 80064018, 106752024, 160128036, 213504048, 320256072, 640512144]

約数ペア:

[(1, 640512144), (2, 320256072), (3, 213504048), (4, 160128036), (6, 106752024), (8, 80064018), (9, 71168016), (12, 53376012), (16, 40032009), (18, 35584008), (24, 26688006), (27, 23722672), (36, 17792004), (48, 13344003), (54, 11861336), (72, 8896002), (108, 5930668), (144, 4448001), (216, 2965334), (432, 1482667), (601, 1065744), (1202, 532872), (1803, 355248), (2404, 266436), (2467, 259632), (3606, 177624), (4808, 133218), (4934, 129816), (5409, 118416), (7212, 88812), (7401, 86544), (9616, 66609), (9868, 64908), (10818, 59208), (14424, 44406), (14802, 43272), (16227, 39472), (19736, 32454), (21636, 29604), (22203, 28848)]