15661400856

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{42923}}^1$

素因数の和:43616

約数の個数: 64

約数和(自身を含む): 40918590720

約数和(自身を除く): 25257189864

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 552, 661, 1322, 1983, 2644, 3966, 5288, 7932, 15203, 15864, 30406, 42923, 45609, 60812, 85846, 91218, 121624, 128769, 171692, 182436, 257538, 343384, 364872, 515076, 987229, 1030152, 1974458, 2961687, 3948916, 5923374, 7897832, 11846748, 23693496, 28372103, 56744206, 85116309, 113488412, 170232618, 226976824, 340465236, 652558369, 680930472, 1305116738, 1957675107, 2610233476, 3915350214, 5220466952, 7830700428, 15661400856]

約数ペア:

[(1, 15661400856), (2, 7830700428), (3, 5220466952), (4, 3915350214), (6, 2610233476), (8, 1957675107), (12, 1305116738), (23, 680930472), (24, 652558369), (46, 340465236), (69, 226976824), (92, 170232618), (138, 113488412), (184, 85116309), (276, 56744206), (552, 28372103), (661, 23693496), (1322, 11846748), (1983, 7897832), (2644, 5923374), (3966, 3948916), (5288, 2961687), (7932, 1974458), (15203, 1030152), (15864, 987229), (30406, 515076), (42923, 364872), (45609, 343384), (60812, 257538), (85846, 182436), (91218, 171692), (121624, 128769)]