247190720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:758

約数の個数: 112

約数和(自身を含む): 677192448

約数和(自身を除く): 430001728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 211, 224, 280, 320, 422, 448, 523, 560, 844, 1046, 1055, 1120, 1477, 1688, 2092, 2110, 2240, 2615, 2954, 3376, 3661, 4184, 4220, 5230, 5908, 6752, 7322, 7385, 8368, 8440, 10460, 11816, 13504, 14644, 14770, 16736, 16880, 18305, 20920, 23632, 29288, 29540, 33472, 33760, 36610, 41840, 47264, 58576, 59080, 67520, 73220, 83680, 94528, 110353, 117152, 118160, 146440, 167360, 220706, 234304, 236320, 292880, 441412, 472640, 551765, 585760, 772471, 882824, 1103530, 1171520, 1544942, 1765648, 2207060, 3089884, 3531296, 3862355, 4414120, 6179768, 7062592, 7724710, 8828240, 12359536, 15449420, 17656480, 24719072, 30898840, 35312960, 49438144, 61797680, 123595360, 247190720]

約数ペア:

[(1, 247190720), (2, 123595360), (4, 61797680), (5, 49438144), (7, 35312960), (8, 30898840), (10, 24719072), (14, 17656480), (16, 15449420), (20, 12359536), (28, 8828240), (32, 7724710), (35, 7062592), (40, 6179768), (56, 4414120), (64, 3862355), (70, 3531296), (80, 3089884), (112, 2207060), (140, 1765648), (160, 1544942), (211, 1171520), (224, 1103530), (280, 882824), (320, 772471), (422, 585760), (448, 551765), (523, 472640), (560, 441412), (844, 292880), (1046, 236320), (1055, 234304), (1120, 220706), (1477, 167360), (1688, 146440), (2092, 118160), (2110, 117152), (2240, 110353), (2615, 94528), (2954, 83680), (3376, 73220), (3661, 67520), (4184, 59080), (4220, 58576), (5230, 47264), (5908, 41840), (6752, 36610), (7322, 33760), (7385, 33472), (8368, 29540), (8440, 29288), (10460, 23632), (11816, 20920), (13504, 18305), (14644, 16880), (14770, 16736)]