307981744

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 698844160

約数和(自身を除く): 390862416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 139, 146, 271, 278, 292, 511, 542, 556, 584, 973, 1022, 1084, 1112, 1168, 1897, 1946, 2044, 2168, 2224, 3794, 3892, 4088, 4336, 7588, 7784, 8176, 10147, 15176, 15568, 19783, 20294, 30352, 37669, 39566, 40588, 71029, 75338, 79132, 81176, 138481, 142058, 150676, 158264, 162352, 263683, 276962, 284116, 301352, 316528, 527366, 553924, 568232, 602704, 1054732, 1107848, 1136464, 2109464, 2215696, 2749837, 4218928, 5499674, 10999348, 19248859, 21998696, 38497718, 43997392, 76995436, 153990872, 307981744]

約数ペア:

[(1, 307981744), (2, 153990872), (4, 76995436), (7, 43997392), (8, 38497718), (14, 21998696), (16, 19248859), (28, 10999348), (56, 5499674), (73, 4218928), (112, 2749837), (139, 2215696), (146, 2109464), (271, 1136464), (278, 1107848), (292, 1054732), (511, 602704), (542, 568232), (556, 553924), (584, 527366), (973, 316528), (1022, 301352), (1084, 284116), (1112, 276962), (1168, 263683), (1897, 162352), (1946, 158264), (2044, 150676), (2168, 142058), (2224, 138481), (3794, 81176), (3892, 79132), (4088, 75338), (4336, 71029), (7588, 40588), (7784, 39566), (8176, 37669), (10147, 30352), (15176, 20294), (15568, 19783)]