256708734

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 554822400

約数和(自身を除く): 298113666

約数列:

[1, 2, 3, 6, 19, 38, 57, 73, 109, 114, 146, 218, 219, 283, 327, 438, 566, 654, 849, 1387, 1698, 2071, 2774, 4142, 4161, 5377, 6213, 7957, 8322, 10754, 12426, 15914, 16131, 20659, 23871, 30847, 32262, 41318, 47742, 61694, 61977, 92541, 123954, 151183, 185082, 302366, 392521, 453549, 586093, 785042, 907098, 1172186, 1177563, 1758279, 2251831, 2355126, 3516558, 4503662, 6755493, 13510986, 42784789, 85569578, 128354367, 256708734]

約数ペア:

[(1, 256708734), (2, 128354367), (3, 85569578), (6, 42784789), (19, 13510986), (38, 6755493), (57, 4503662), (73, 3516558), (109, 2355126), (114, 2251831), (146, 1758279), (218, 1177563), (219, 1172186), (283, 907098), (327, 785042), (438, 586093), (566, 453549), (654, 392521), (849, 302366), (1387, 185082), (1698, 151183), (2071, 123954), (2774, 92541), (4142, 61977), (4161, 61694), (5377, 47742), (6213, 41318), (7957, 32262), (8322, 30847), (10754, 23871), (12426, 20659), (15914, 16131)]