407430224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 856135680

約数和(自身を除く): 448705456

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 127, 152, 173, 244, 254, 304, 346, 488, 508, 692, 976, 1016, 1159, 1384, 2032, 2318, 2413, 2768, 3287, 4636, 4826, 6574, 7747, 9272, 9652, 10553, 13148, 15494, 18544, 19304, 21106, 21971, 26296, 30988, 38608, 42212, 43942, 52592, 61976, 84424, 87884, 123952, 147193, 168848, 175768, 200507, 294386, 351536, 401014, 417449, 588772, 802028, 834898, 1177544, 1340231, 1604056, 1669796, 2355088, 2680462, 3208112, 3339592, 5360924, 6679184, 10721848, 21443696, 25464389, 50928778, 101857556, 203715112, 407430224]

約数ペア:

[(1, 407430224), (2, 203715112), (4, 101857556), (8, 50928778), (16, 25464389), (19, 21443696), (38, 10721848), (61, 6679184), (76, 5360924), (122, 3339592), (127, 3208112), (152, 2680462), (173, 2355088), (244, 1669796), (254, 1604056), (304, 1340231), (346, 1177544), (488, 834898), (508, 802028), (692, 588772), (976, 417449), (1016, 401014), (1159, 351536), (1384, 294386), (2032, 200507), (2318, 175768), (2413, 168848), (2768, 147193), (3287, 123952), (4636, 87884), (4826, 84424), (6574, 61976), (7747, 52592), (9272, 43942), (9652, 42212), (10553, 38608), (13148, 30988), (15494, 26296), (18544, 21971), (19304, 21106)]