210675920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:749

約数の個数: 160

約数和(自身を含む): 617793792

約数和(自身を除く): 407117872

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 80, 86, 91, 104, 112, 130, 140, 172, 182, 208, 215, 260, 280, 301, 344, 364, 430, 455, 520, 559, 560, 602, 673, 688, 728, 860, 910, 1040, 1118, 1204, 1346, 1456, 1505, 1720, 1820, 2236, 2408, 2692, 2795, 3010, 3365, 3440, 3640, 3913, 4472, 4711, 4816, 5384, 5590, 6020, 6730, 7280, 7826, 8749, 8944, 9422, 10768, 11180, 12040, 13460, 15652, 17498, 18844, 19565, 22360, 23555, 24080, 26920, 28939, 31304, 34996, 37688, 39130, 43745, 44720, 47110, 53840, 57878, 61243, 62608, 69992, 75376, 78260, 87490, 94220, 115756, 122486, 139984, 144695, 156520, 174980, 188440, 202573, 231512, 244972, 289390, 306215, 313040, 349960, 376207, 376880, 405146, 463024, 489944, 578780, 612430, 699920, 752414, 810292, 979888, 1012865, 1157560, 1224860, 1504828, 1620584, 1881035, 2025730, 2315120, 2449720, 2633449, 3009656, 3241168, 3762070, 4051460, 4899440, 5266898, 6019312, 7524140, 8102920, 10533796, 13167245, 15048280, 16205840, 21067592, 26334490, 30096560, 42135184, 52668980, 105337960, 210675920]

約数ペア:

[(1, 210675920), (2, 105337960), (4, 52668980), (5, 42135184), (7, 30096560), (8, 26334490), (10, 21067592), (13, 16205840), (14, 15048280), (16, 13167245), (20, 10533796), (26, 8102920), (28, 7524140), (35, 6019312), (40, 5266898), (43, 4899440), (52, 4051460), (56, 3762070), (65, 3241168), (70, 3009656), (80, 2633449), (86, 2449720), (91, 2315120), (104, 2025730), (112, 1881035), (130, 1620584), (140, 1504828), (172, 1224860), (182, 1157560), (208, 1012865), (215, 979888), (260, 810292), (280, 752414), (301, 699920), (344, 612430), (364, 578780), (430, 489944), (455, 463024), (520, 405146), (559, 376880), (560, 376207), (602, 349960), (673, 313040), (688, 306215), (728, 289390), (860, 244972), (910, 231512), (1040, 202573), (1118, 188440), (1204, 174980), (1346, 156520), (1456, 144695), (1505, 139984), (1720, 122486), (1820, 115756), (2236, 94220), (2408, 87490), (2692, 78260), (2795, 75376), (3010, 69992), (3365, 62608), (3440, 61243), (3640, 57878), (3913, 53840), (4472, 47110), (4711, 44720), (4816, 43745), (5384, 39130), (5590, 37688), (6020, 34996), (6730, 31304), (7280, 28939), (7826, 26920), (8749, 24080), (8944, 23555), (9422, 22360), (10768, 19565), (11180, 18844), (12040, 17498), (13460, 15652)]