212669440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1$

素因数の和:667

約数の個数: 88

約数和(自身を含む): 518054760

約数和(自身を除く): 305385320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 512, 569, 584, 640, 730, 1024, 1138, 1168, 1280, 1460, 2276, 2336, 2560, 2845, 2920, 4552, 4672, 5120, 5690, 5840, 9104, 9344, 11380, 11680, 18208, 18688, 22760, 23360, 36416, 37376, 41537, 45520, 46720, 72832, 74752, 83074, 91040, 93440, 145664, 166148, 182080, 186880, 207685, 291328, 332296, 364160, 373760, 415370, 582656, 664592, 728320, 830740, 1329184, 1456640, 1661480, 2658368, 2913280, 3322960, 5316736, 6645920, 10633472, 13291840, 21266944, 26583680, 42533888, 53167360, 106334720, 212669440]

約数ペア:

[(1, 212669440), (2, 106334720), (4, 53167360), (5, 42533888), (8, 26583680), (10, 21266944), (16, 13291840), (20, 10633472), (32, 6645920), (40, 5316736), (64, 3322960), (73, 2913280), (80, 2658368), (128, 1661480), (146, 1456640), (160, 1329184), (256, 830740), (292, 728320), (320, 664592), (365, 582656), (512, 415370), (569, 373760), (584, 364160), (640, 332296), (730, 291328), (1024, 207685), (1138, 186880), (1168, 182080), (1280, 166148), (1460, 145664), (2276, 93440), (2336, 91040), (2560, 83074), (2845, 74752), (2920, 72832), (4552, 46720), (4672, 45520), (5120, 41537), (5690, 37376), (5840, 36416), (9104, 23360), (9344, 22760), (11380, 18688), (11680, 18208)]