1965115280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:373

約数の個数: 160

約数和(自身を含む): 4949683200

約数和(自身を除く): 2984567920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 131, 139, 142, 152, 190, 262, 278, 284, 304, 355, 380, 524, 556, 568, 655, 695, 710, 760, 1048, 1112, 1136, 1310, 1349, 1390, 1420, 1520, 2096, 2224, 2489, 2620, 2641, 2698, 2780, 2840, 4978, 5240, 5282, 5396, 5560, 5680, 6745, 9301, 9869, 9956, 10480, 10564, 10792, 11120, 12445, 13205, 13490, 18209, 18602, 19738, 19912, 21128, 21584, 24890, 26410, 26980, 36418, 37204, 39476, 39824, 42256, 46505, 49345, 49780, 52820, 53960, 72836, 74408, 78952, 91045, 93010, 98690, 99560, 105640, 107920, 145672, 148816, 157904, 176719, 182090, 186020, 187511, 197380, 199120, 211280, 291344, 345971, 353438, 364180, 372040, 375022, 394760, 691942, 706876, 728360, 744080, 750044, 789520, 883595, 937555, 1292839, 1383884, 1413752, 1456720, 1500088, 1729855, 1767190, 1875110, 2585678, 2767768, 2827504, 3000176, 3459710, 3534380, 3750220, 5171356, 5535536, 6464195, 6919420, 7068760, 7500440, 10342712, 12928390, 13838840, 14137520, 15000880, 20685424, 24563941, 25856780, 27677680, 49127882, 51713560, 98255764, 103427120, 122819705, 196511528, 245639410, 393023056, 491278820, 982557640, 1965115280]

約数ペア:

[(1, 1965115280), (2, 982557640), (4, 491278820), (5, 393023056), (8, 245639410), (10, 196511528), (16, 122819705), (19, 103427120), (20, 98255764), (38, 51713560), (40, 49127882), (71, 27677680), (76, 25856780), (80, 24563941), (95, 20685424), (131, 15000880), (139, 14137520), (142, 13838840), (152, 12928390), (190, 10342712), (262, 7500440), (278, 7068760), (284, 6919420), (304, 6464195), (355, 5535536), (380, 5171356), (524, 3750220), (556, 3534380), (568, 3459710), (655, 3000176), (695, 2827504), (710, 2767768), (760, 2585678), (1048, 1875110), (1112, 1767190), (1136, 1729855), (1310, 1500088), (1349, 1456720), (1390, 1413752), (1420, 1383884), (1520, 1292839), (2096, 937555), (2224, 883595), (2489, 789520), (2620, 750044), (2641, 744080), (2698, 728360), (2780, 706876), (2840, 691942), (4978, 394760), (5240, 375022), (5282, 372040), (5396, 364180), (5560, 353438), (5680, 345971), (6745, 291344), (9301, 211280), (9869, 199120), (9956, 197380), (10480, 187511), (10564, 186020), (10792, 182090), (11120, 176719), (12445, 157904), (13205, 148816), (13490, 145672), (18209, 107920), (18602, 105640), (19738, 99560), (19912, 98690), (21128, 93010), (21584, 91045), (24890, 78952), (26410, 74408), (26980, 72836), (36418, 53960), (37204, 52820), (39476, 49780), (39824, 49345), (42256, 46505)]