215261640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2861}}^1$

素因数の和:2908

約数の個数: 192

約数和(自身を含む): 803649600

約数和(自身を除く): 588387960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 30, 33, 36, 38, 40, 44, 45, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 110, 114, 120, 132, 152, 165, 171, 180, 190, 198, 209, 220, 228, 264, 285, 330, 342, 360, 380, 396, 418, 440, 456, 495, 570, 627, 660, 684, 760, 792, 836, 855, 990, 1045, 1140, 1254, 1320, 1368, 1672, 1710, 1881, 1980, 2090, 2280, 2508, 2861, 3135, 3420, 3762, 3960, 4180, 5016, 5722, 6270, 6840, 7524, 8360, 8583, 9405, 11444, 12540, 14305, 15048, 17166, 18810, 22888, 25080, 25749, 28610, 31471, 34332, 37620, 42915, 51498, 54359, 57220, 62942, 68664, 75240, 85830, 94413, 102996, 108718, 114440, 125884, 128745, 157355, 163077, 171660, 188826, 205992, 217436, 251768, 257490, 271795, 283239, 314710, 326154, 343320, 377652, 434872, 472065, 489231, 514980, 543590, 566478, 597949, 629420, 652308, 755304, 815385, 944130, 978462, 1029960, 1087180, 1132956, 1195898, 1258840, 1304616, 1416195, 1630770, 1793847, 1888260, 1956924, 2174360, 2265912, 2391796, 2446155, 2832390, 2989745, 3261540, 3587694, 3776520, 3913848, 4783592, 4892310, 5381541, 5664780, 5979490, 6523080, 7175388, 8969235, 9784620, 10763082, 11329560, 11958980, 14350776, 17938470, 19569240, 21526164, 23917960, 26907705, 35876940, 43052328, 53815410, 71753880, 107630820, 215261640]

約数ペア:

[(1, 215261640), (2, 107630820), (3, 71753880), (4, 53815410), (5, 43052328), (6, 35876940), (8, 26907705), (9, 23917960), (10, 21526164), (11, 19569240), (12, 17938470), (15, 14350776), (18, 11958980), (19, 11329560), (20, 10763082), (22, 9784620), (24, 8969235), (30, 7175388), (33, 6523080), (36, 5979490), (38, 5664780), (40, 5381541), (44, 4892310), (45, 4783592), (55, 3913848), (57, 3776520), (60, 3587694), (66, 3261540), (72, 2989745), (76, 2832390), (88, 2446155), (90, 2391796), (95, 2265912), (99, 2174360), (110, 1956924), (114, 1888260), (120, 1793847), (132, 1630770), (152, 1416195), (165, 1304616), (171, 1258840), (180, 1195898), (190, 1132956), (198, 1087180), (209, 1029960), (220, 978462), (228, 944130), (264, 815385), (285, 755304), (330, 652308), (342, 629420), (360, 597949), (380, 566478), (396, 543590), (418, 514980), (440, 489231), (456, 472065), (495, 434872), (570, 377652), (627, 343320), (660, 326154), (684, 314710), (760, 283239), (792, 271795), (836, 257490), (855, 251768), (990, 217436), (1045, 205992), (1140, 188826), (1254, 171660), (1320, 163077), (1368, 157355), (1672, 128745), (1710, 125884), (1881, 114440), (1980, 108718), (2090, 102996), (2280, 94413), (2508, 85830), (2861, 75240), (3135, 68664), (3420, 62942), (3762, 57220), (3960, 54359), (4180, 51498), (5016, 42915), (5722, 37620), (6270, 34332), (6840, 31471), (7524, 28610), (8360, 25749), (8583, 25080), (9405, 22888), (11444, 18810), (12540, 17166), (14305, 15048)]