221673760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:999

約数の個数: 192

約数和(自身を含む): 688020480

約数和(自身を除く): 466346720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 352, 380, 385, 418, 440, 532, 560, 608, 616, 665, 760, 770, 836, 880, 947, 1045, 1064, 1120, 1232, 1330, 1463, 1520, 1540, 1672, 1760, 1894, 2090, 2128, 2464, 2660, 2926, 3040, 3080, 3344, 3788, 4180, 4256, 4735, 5320, 5852, 6160, 6629, 6688, 7315, 7576, 8360, 9470, 10417, 10640, 11704, 12320, 13258, 14630, 15152, 16720, 17993, 18940, 20834, 21280, 23408, 26516, 29260, 30304, 33145, 33440, 35986, 37880, 41668, 46816, 52085, 53032, 58520, 66290, 71972, 72919, 75760, 83336, 89965, 104170, 106064, 117040, 125951, 132580, 143944, 145838, 151520, 166672, 179930, 197923, 208340, 212128, 234080, 251902, 265160, 287888, 291676, 333344, 359860, 364595, 395846, 416680, 503804, 530320, 575776, 583352, 629755, 719720, 729190, 791692, 833360, 989615, 1007608, 1060640, 1166704, 1259510, 1385461, 1439440, 1458380, 1583384, 1666720, 1979230, 2015216, 2333408, 2519020, 2770922, 2878880, 2916760, 3166768, 3958460, 4030432, 5038040, 5541844, 5833520, 6333536, 6927305, 7916920, 10076080, 11083688, 11667040, 13854610, 15833840, 20152160, 22167376, 27709220, 31667680, 44334752, 55418440, 110836880, 221673760]

約数ペア:

[(1, 221673760), (2, 110836880), (4, 55418440), (5, 44334752), (7, 31667680), (8, 27709220), (10, 22167376), (11, 20152160), (14, 15833840), (16, 13854610), (19, 11667040), (20, 11083688), (22, 10076080), (28, 7916920), (32, 6927305), (35, 6333536), (38, 5833520), (40, 5541844), (44, 5038040), (55, 4030432), (56, 3958460), (70, 3166768), (76, 2916760), (77, 2878880), (80, 2770922), (88, 2519020), (95, 2333408), (110, 2015216), (112, 1979230), (133, 1666720), (140, 1583384), (152, 1458380), (154, 1439440), (160, 1385461), (176, 1259510), (190, 1166704), (209, 1060640), (220, 1007608), (224, 989615), (266, 833360), (280, 791692), (304, 729190), (308, 719720), (352, 629755), (380, 583352), (385, 575776), (418, 530320), (440, 503804), (532, 416680), (560, 395846), (608, 364595), (616, 359860), (665, 333344), (760, 291676), (770, 287888), (836, 265160), (880, 251902), (947, 234080), (1045, 212128), (1064, 208340), (1120, 197923), (1232, 179930), (1330, 166672), (1463, 151520), (1520, 145838), (1540, 143944), (1672, 132580), (1760, 125951), (1894, 117040), (2090, 106064), (2128, 104170), (2464, 89965), (2660, 83336), (2926, 75760), (3040, 72919), (3080, 71972), (3344, 66290), (3788, 58520), (4180, 53032), (4256, 52085), (4735, 46816), (5320, 41668), (5852, 37880), (6160, 35986), (6629, 33440), (6688, 33145), (7315, 30304), (7576, 29260), (8360, 26516), (9470, 23408), (10417, 21280), (10640, 20834), (11704, 18940), (12320, 17993), (13258, 16720), (14630, 15152)]