15123456

素因数分解:

$2^{10}\times 3^3\times {\mathrm{547}}^1$

素因数の和:576

約数の個数: 88

約数和(自身を含む): 44870240

約数和(自身を除く): 29746784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 547, 576, 768, 864, 1024, 1094, 1152, 1536, 1641, 1728, 2188, 2304, 3072, 3282, 3456, 4376, 4608, 4923, 6564, 6912, 8752, 9216, 9846, 13128, 13824, 14769, 17504, 19692, 26256, 27648, 29538, 35008, 39384, 52512, 59076, 70016, 78768, 105024, 118152, 140032, 157536, 210048, 236304, 280064, 315072, 420096, 472608, 560128, 630144, 840192, 945216, 1260288, 1680384, 1890432, 2520576, 3780864, 5041152, 7561728, 15123456]

約数ペア:

[(1, 15123456), (2, 7561728), (3, 5041152), (4, 3780864), (6, 2520576), (8, 1890432), (9, 1680384), (12, 1260288), (16, 945216), (18, 840192), (24, 630144), (27, 560128), (32, 472608), (36, 420096), (48, 315072), (54, 280064), (64, 236304), (72, 210048), (96, 157536), (108, 140032), (128, 118152), (144, 105024), (192, 78768), (216, 70016), (256, 59076), (288, 52512), (384, 39384), (432, 35008), (512, 29538), (547, 27648), (576, 26256), (768, 19692), (864, 17504), (1024, 14769), (1094, 13824), (1152, 13128), (1536, 9846), (1641, 9216), (1728, 8752), (2188, 6912), (2304, 6564), (3072, 4923), (3282, 4608), (3456, 4376)]