128430336

素因数分解:

$2^8\times 3^1\times {\mathrm{43}}^1\times {\mathrm{3889}}^1$

素因数の和:3951

約数の個数: 72

約数和(自身を含む): 349851040

約数和(自身を除く): 221420704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 256, 258, 344, 384, 516, 688, 768, 1032, 1376, 2064, 2752, 3889, 4128, 5504, 7778, 8256, 11008, 11667, 15556, 16512, 23334, 31112, 33024, 46668, 62224, 93336, 124448, 167227, 186672, 248896, 334454, 373344, 497792, 501681, 668908, 746688, 995584, 1003362, 1337816, 1493376, 2006724, 2675632, 2986752, 4013448, 5351264, 8026896, 10702528, 16053792, 21405056, 32107584, 42810112, 64215168, 128430336]

約数ペア:

[(1, 128430336), (2, 64215168), (3, 42810112), (4, 32107584), (6, 21405056), (8, 16053792), (12, 10702528), (16, 8026896), (24, 5351264), (32, 4013448), (43, 2986752), (48, 2675632), (64, 2006724), (86, 1493376), (96, 1337816), (128, 1003362), (129, 995584), (172, 746688), (192, 668908), (256, 501681), (258, 497792), (344, 373344), (384, 334454), (516, 248896), (688, 186672), (768, 167227), (1032, 124448), (1376, 93336), (2064, 62224), (2752, 46668), (3889, 33024), (4128, 31112), (5504, 23334), (7778, 16512), (8256, 15556), (11008, 11667)]