220907344

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{659}}^1$

素因数の和:788

約数の個数: 80

約数和(自身を含む): 508717440

約数和(自身を除く): 287810096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 73, 82, 112, 146, 164, 287, 292, 328, 511, 574, 584, 656, 659, 1022, 1148, 1168, 1318, 2044, 2296, 2636, 2993, 4088, 4592, 4613, 5272, 5986, 8176, 9226, 10544, 11972, 18452, 20951, 23944, 27019, 36904, 41902, 47888, 48107, 54038, 73808, 83804, 96214, 108076, 167608, 189133, 192428, 216152, 335216, 336749, 378266, 384856, 432304, 673498, 756532, 769712, 1346996, 1513064, 1972387, 2693992, 3026128, 3944774, 5387984, 7889548, 13806709, 15779096, 27613418, 31558192, 55226836, 110453672, 220907344]

約数ペア:

[(1, 220907344), (2, 110453672), (4, 55226836), (7, 31558192), (8, 27613418), (14, 15779096), (16, 13806709), (28, 7889548), (41, 5387984), (56, 3944774), (73, 3026128), (82, 2693992), (112, 1972387), (146, 1513064), (164, 1346996), (287, 769712), (292, 756532), (328, 673498), (511, 432304), (574, 384856), (584, 378266), (656, 336749), (659, 335216), (1022, 216152), (1148, 192428), (1168, 189133), (1318, 167608), (2044, 108076), (2296, 96214), (2636, 83804), (2993, 73808), (4088, 54038), (4592, 48107), (4613, 47888), (5272, 41902), (5986, 36904), (8176, 27019), (9226, 23944), (10544, 20951), (11972, 18452)]