440858368

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{389}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 932677200

約数和(自身を除く): 491818832

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 233, 256, 304, 389, 466, 608, 778, 932, 1216, 1556, 1864, 2432, 3112, 3728, 4427, 4864, 6224, 7391, 7456, 8854, 12448, 14782, 14912, 17708, 24896, 29564, 29824, 35416, 49792, 59128, 59648, 70832, 90637, 99584, 118256, 141664, 181274, 236512, 283328, 362548, 473024, 566656, 725096, 946048, 1133312, 1450192, 1722103, 1892096, 2900384, 3444206, 5800768, 6888412, 11601536, 13776824, 23203072, 27553648, 55107296, 110214592, 220429184, 440858368]

約数ペア:

[(1, 440858368), (2, 220429184), (4, 110214592), (8, 55107296), (16, 27553648), (19, 23203072), (32, 13776824), (38, 11601536), (64, 6888412), (76, 5800768), (128, 3444206), (152, 2900384), (233, 1892096), (256, 1722103), (304, 1450192), (389, 1133312), (466, 946048), (608, 725096), (778, 566656), (932, 473024), (1216, 362548), (1556, 283328), (1864, 236512), (2432, 181274), (3112, 141664), (3728, 118256), (4427, 99584), (4864, 90637), (6224, 70832), (7391, 59648), (7456, 59128), (8854, 49792), (12448, 35416), (14782, 29824), (14912, 29564), (17708, 24896)]