210945840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{409}}^1$

素因数の和:739

約数の個数: 160

約数和(自身を含む): 751618560

約数和(自身を除く): 540672720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 307, 336, 409, 420, 560, 614, 818, 840, 921, 1227, 1228, 1535, 1636, 1680, 1842, 2045, 2149, 2454, 2456, 2863, 3070, 3272, 3684, 4090, 4298, 4605, 4908, 4912, 5726, 6135, 6140, 6447, 6544, 7368, 8180, 8589, 8596, 9210, 9816, 10745, 11452, 12270, 12280, 12894, 14315, 14736, 16360, 17178, 17192, 18420, 19632, 21490, 22904, 24540, 24560, 25788, 28630, 32235, 32720, 34356, 34384, 36840, 42945, 42980, 45808, 49080, 51576, 57260, 64470, 68712, 73680, 85890, 85960, 98160, 103152, 114520, 125563, 128940, 137424, 171780, 171920, 229040, 251126, 257880, 343560, 376689, 502252, 515760, 627815, 687120, 753378, 878941, 1004504, 1255630, 1506756, 1757882, 1883445, 2009008, 2511260, 2636823, 3013512, 3515764, 3766890, 4394705, 5022520, 5273646, 6027024, 7031528, 7533780, 8789410, 10045040, 10547292, 13184115, 14063056, 15067560, 17578820, 21094584, 26368230, 30135120, 35157640, 42189168, 52736460, 70315280, 105472920, 210945840]

約数ペア:

[(1, 210945840), (2, 105472920), (3, 70315280), (4, 52736460), (5, 42189168), (6, 35157640), (7, 30135120), (8, 26368230), (10, 21094584), (12, 17578820), (14, 15067560), (15, 14063056), (16, 13184115), (20, 10547292), (21, 10045040), (24, 8789410), (28, 7533780), (30, 7031528), (35, 6027024), (40, 5273646), (42, 5022520), (48, 4394705), (56, 3766890), (60, 3515764), (70, 3013512), (80, 2636823), (84, 2511260), (105, 2009008), (112, 1883445), (120, 1757882), (140, 1506756), (168, 1255630), (210, 1004504), (240, 878941), (280, 753378), (307, 687120), (336, 627815), (409, 515760), (420, 502252), (560, 376689), (614, 343560), (818, 257880), (840, 251126), (921, 229040), (1227, 171920), (1228, 171780), (1535, 137424), (1636, 128940), (1680, 125563), (1842, 114520), (2045, 103152), (2149, 98160), (2454, 85960), (2456, 85890), (2863, 73680), (3070, 68712), (3272, 64470), (3684, 57260), (4090, 51576), (4298, 49080), (4605, 45808), (4908, 42980), (4912, 42945), (5726, 36840), (6135, 34384), (6140, 34356), (6447, 32720), (6544, 32235), (7368, 28630), (8180, 25788), (8589, 24560), (8596, 24540), (9210, 22904), (9816, 21490), (10745, 19632), (11452, 18420), (12270, 17192), (12280, 17178), (12894, 16360), (14315, 14736)]