215706972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:883

約数の個数: 96

約数和(自身を含む): 573511680

約数和(自身を除く): 357804708

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 79, 92, 138, 156, 158, 237, 276, 299, 316, 474, 598, 761, 897, 948, 1027, 1196, 1522, 1794, 1817, 2054, 2283, 3044, 3081, 3588, 3634, 4108, 4566, 5451, 6162, 7268, 9132, 9893, 10902, 12324, 17503, 19786, 21804, 23621, 29679, 35006, 39572, 47242, 52509, 59358, 60119, 70012, 70863, 94484, 105018, 118716, 120238, 141726, 180357, 210036, 227539, 240476, 283452, 360714, 455078, 682617, 721428, 781547, 910156, 1365234, 1382737, 1563094, 2344641, 2730468, 2765474, 3126188, 4148211, 4689282, 5530948, 8296422, 9378564, 16592844, 17975581, 35951162, 53926743, 71902324, 107853486, 215706972]

約数ペア:

[(1, 215706972), (2, 107853486), (3, 71902324), (4, 53926743), (6, 35951162), (12, 17975581), (13, 16592844), (23, 9378564), (26, 8296422), (39, 5530948), (46, 4689282), (52, 4148211), (69, 3126188), (78, 2765474), (79, 2730468), (92, 2344641), (138, 1563094), (156, 1382737), (158, 1365234), (237, 910156), (276, 781547), (299, 721428), (316, 682617), (474, 455078), (598, 360714), (761, 283452), (897, 240476), (948, 227539), (1027, 210036), (1196, 180357), (1522, 141726), (1794, 120238), (1817, 118716), (2054, 105018), (2283, 94484), (3044, 70863), (3081, 70012), (3588, 60119), (3634, 59358), (4108, 52509), (4566, 47242), (5451, 39572), (6162, 35006), (7268, 29679), (9132, 23621), (9893, 21804), (10902, 19786), (12324, 17503)]