128628672

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{21611}}^1$

素因数の和:21657

約数の個数: 56

約数和(自身を含む): 351324672

約数和(自身を除く): 222696000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 186, 192, 248, 372, 496, 744, 992, 1488, 1984, 2976, 5952, 21611, 43222, 64833, 86444, 129666, 172888, 259332, 345776, 518664, 669941, 691552, 1037328, 1339882, 1383104, 2009823, 2074656, 2679764, 4019646, 4149312, 5359528, 8039292, 10719056, 16078584, 21438112, 32157168, 42876224, 64314336, 128628672]

約数ペア:

[(1, 128628672), (2, 64314336), (3, 42876224), (4, 32157168), (6, 21438112), (8, 16078584), (12, 10719056), (16, 8039292), (24, 5359528), (31, 4149312), (32, 4019646), (48, 2679764), (62, 2074656), (64, 2009823), (93, 1383104), (96, 1339882), (124, 1037328), (186, 691552), (192, 669941), (248, 518664), (372, 345776), (496, 259332), (744, 172888), (992, 129666), (1488, 86444), (1984, 64833), (2976, 43222), (5952, 21611)]