216099760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1103}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 525680640

約数和(自身を除く): 309580880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 620, 632, 790, 1103, 1240, 1264, 1580, 2206, 2449, 2480, 3160, 4412, 4898, 5515, 6320, 8824, 9796, 11030, 12245, 17648, 19592, 22060, 24490, 34193, 39184, 44120, 48980, 68386, 87137, 88240, 97960, 136772, 170965, 174274, 195920, 273544, 341930, 348548, 435685, 547088, 683860, 697096, 871370, 1367720, 1394192, 1742740, 2701247, 2735440, 3485480, 5402494, 6970960, 10804988, 13506235, 21609976, 27012470, 43219952, 54024940, 108049880, 216099760]

約数ペア:

[(1, 216099760), (2, 108049880), (4, 54024940), (5, 43219952), (8, 27012470), (10, 21609976), (16, 13506235), (20, 10804988), (31, 6970960), (40, 5402494), (62, 3485480), (79, 2735440), (80, 2701247), (124, 1742740), (155, 1394192), (158, 1367720), (248, 871370), (310, 697096), (316, 683860), (395, 547088), (496, 435685), (620, 348548), (632, 341930), (790, 273544), (1103, 195920), (1240, 174274), (1264, 170965), (1580, 136772), (2206, 97960), (2449, 88240), (2480, 87137), (3160, 68386), (4412, 48980), (4898, 44120), (5515, 39184), (6320, 34193), (8824, 24490), (9796, 22060), (11030, 19592), (12245, 17648)]