639363888

素因数分解:

$2^4\times 3^3\times {\mathrm{953}}^1\times {\mathrm{1553}}^1$

素因数の和:2523

約数の個数: 80

約数和(自身を含む): 1838319840

約数和(自身を除く): 1198955952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 953, 1553, 1906, 2859, 3106, 3812, 4659, 5718, 6212, 7624, 8577, 9318, 11436, 12424, 13977, 15248, 17154, 18636, 22872, 24848, 25731, 27954, 34308, 37272, 41931, 45744, 51462, 55908, 68616, 74544, 83862, 102924, 111816, 137232, 167724, 205848, 223632, 335448, 411696, 670896, 1480009, 2960018, 4440027, 5920036, 8880054, 11840072, 13320081, 17760108, 23680144, 26640162, 35520216, 39960243, 53280324, 71040432, 79920486, 106560648, 159840972, 213121296, 319681944, 639363888]

約数ペア:

[(1, 639363888), (2, 319681944), (3, 213121296), (4, 159840972), (6, 106560648), (8, 79920486), (9, 71040432), (12, 53280324), (16, 39960243), (18, 35520216), (24, 26640162), (27, 23680144), (36, 17760108), (48, 13320081), (54, 11840072), (72, 8880054), (108, 5920036), (144, 4440027), (216, 2960018), (432, 1480009), (953, 670896), (1553, 411696), (1906, 335448), (2859, 223632), (3106, 205848), (3812, 167724), (4659, 137232), (5718, 111816), (6212, 102924), (7624, 83862), (8577, 74544), (9318, 68616), (11436, 55908), (12424, 51462), (13977, 45744), (15248, 41931), (17154, 37272), (18636, 34308), (22872, 27954), (24848, 25731)]