256432032

素因数分解:

$2^5\times 3^2\times {\mathrm{521}}^1\times {\mathrm{1709}}^1$

素因数の和:2246

約数の個数: 72

約数和(自身を含む): 731055780

約数和(自身を除く): 474623748

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 521, 1042, 1563, 1709, 2084, 3126, 3418, 4168, 4689, 5127, 6252, 6836, 8336, 9378, 10254, 12504, 13672, 15381, 16672, 18756, 20508, 25008, 27344, 30762, 37512, 41016, 50016, 54688, 61524, 75024, 82032, 123048, 150048, 164064, 246096, 492192, 890389, 1780778, 2671167, 3561556, 5342334, 7123112, 8013501, 10684668, 14246224, 16027002, 21369336, 28492448, 32054004, 42738672, 64108008, 85477344, 128216016, 256432032]

約数ペア:

[(1, 256432032), (2, 128216016), (3, 85477344), (4, 64108008), (6, 42738672), (8, 32054004), (9, 28492448), (12, 21369336), (16, 16027002), (18, 14246224), (24, 10684668), (32, 8013501), (36, 7123112), (48, 5342334), (72, 3561556), (96, 2671167), (144, 1780778), (288, 890389), (521, 492192), (1042, 246096), (1563, 164064), (1709, 150048), (2084, 123048), (3126, 82032), (3418, 75024), (4168, 61524), (4689, 54688), (5127, 50016), (6252, 41016), (6836, 37512), (8336, 30762), (9378, 27344), (10254, 25008), (12504, 20508), (13672, 18756), (15381, 16672)]