1283120240

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{1117}}^1$

素因数の和:1386

約数の個数: 80

約数和(自身を含む): 3039367968

約数和(自身を除く): 1756247728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 173, 332, 346, 415, 664, 692, 830, 865, 1117, 1328, 1384, 1660, 1730, 2234, 2768, 3320, 3460, 4468, 5585, 6640, 6920, 8936, 11170, 13840, 14359, 17872, 22340, 28718, 44680, 57436, 71795, 89360, 92711, 114872, 143590, 185422, 193241, 229744, 287180, 370844, 386482, 463555, 574360, 741688, 772964, 927110, 966205, 1148720, 1483376, 1545928, 1854220, 1932410, 3091856, 3708440, 3864820, 7416880, 7729640, 15459280, 16039003, 32078006, 64156012, 80195015, 128312024, 160390030, 256624048, 320780060, 641560120, 1283120240]

約数ペア:

[(1, 1283120240), (2, 641560120), (4, 320780060), (5, 256624048), (8, 160390030), (10, 128312024), (16, 80195015), (20, 64156012), (40, 32078006), (80, 16039003), (83, 15459280), (166, 7729640), (173, 7416880), (332, 3864820), (346, 3708440), (415, 3091856), (664, 1932410), (692, 1854220), (830, 1545928), (865, 1483376), (1117, 1148720), (1328, 966205), (1384, 927110), (1660, 772964), (1730, 741688), (2234, 574360), (2768, 463555), (3320, 386482), (3460, 370844), (4468, 287180), (5585, 229744), (6640, 193241), (6920, 185422), (8936, 143590), (11170, 114872), (13840, 92711), (14359, 89360), (17872, 71795), (22340, 57436), (28718, 44680)]