201271840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:112

約数の個数: 288

約数和(自身を含む): 648611712

約数和(自身を除く): 447339872

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 31, 32, 34, 35, 40, 44, 55, 56, 62, 68, 70, 77, 80, 85, 88, 110, 112, 119, 124, 136, 140, 154, 155, 160, 170, 176, 187, 217, 220, 224, 238, 248, 272, 280, 308, 310, 340, 341, 352, 374, 385, 434, 440, 476, 496, 527, 544, 560, 595, 616, 620, 680, 682, 748, 770, 868, 880, 935, 952, 961, 992, 1054, 1085, 1120, 1190, 1232, 1240, 1309, 1360, 1364, 1496, 1540, 1705, 1736, 1760, 1870, 1904, 1922, 2108, 2170, 2380, 2387, 2464, 2480, 2618, 2635, 2720, 2728, 2992, 3080, 3410, 3472, 3689, 3740, 3808, 3844, 4216, 4340, 4760, 4774, 4805, 4960, 5236, 5270, 5456, 5797, 5984, 6160, 6545, 6727, 6820, 6944, 7378, 7480, 7688, 8432, 8680, 9520, 9548, 9610, 10472, 10540, 10571, 10912, 11594, 11935, 12320, 13090, 13454, 13640, 14756, 14960, 15376, 16337, 16864, 17360, 18445, 19040, 19096, 19220, 20944, 21080, 21142, 23188, 23870, 26180, 26908, 27280, 28985, 29512, 29920, 30752, 32674, 33635, 34720, 36890, 38192, 38440, 40579, 41888, 42160, 42284, 46376, 47740, 52360, 52855, 53816, 54560, 57970, 59024, 65348, 67270, 73780, 73997, 76384, 76880, 81158, 81685, 84320, 84568, 92752, 95480, 104720, 105710, 107632, 114359, 115940, 118048, 130696, 134540, 147560, 147994, 153760, 162316, 163370, 169136, 179707, 185504, 190960, 202895, 209440, 211420, 215264, 228718, 231880, 261392, 269080, 295120, 295988, 324632, 326740, 338272, 359414, 369985, 381920, 405790, 422840, 457436, 463760, 522784, 538160, 571795, 590240, 591976, 649264, 653480, 718828, 739970, 811580, 845680, 898535, 914872, 927520, 1076320, 1143590, 1183952, 1257949, 1298528, 1306960, 1437656, 1479940, 1623160, 1691360, 1797070, 1829744, 2287180, 2367904, 2515898, 2613920, 2875312, 2959880, 3246320, 3594140, 3659488, 4574360, 5031796, 5750624, 5919760, 6289745, 6492640, 7188280, 9148720, 10063592, 11839520, 12579490, 14376560, 18297440, 20127184, 25158980, 28753120, 40254368, 50317960, 100635920, 201271840]

約数ペア:

[(1, 201271840), (2, 100635920), (4, 50317960), (5, 40254368), (7, 28753120), (8, 25158980), (10, 20127184), (11, 18297440), (14, 14376560), (16, 12579490), (17, 11839520), (20, 10063592), (22, 9148720), (28, 7188280), (31, 6492640), (32, 6289745), (34, 5919760), (35, 5750624), (40, 5031796), (44, 4574360), (55, 3659488), (56, 3594140), (62, 3246320), (68, 2959880), (70, 2875312), (77, 2613920), (80, 2515898), (85, 2367904), (88, 2287180), (110, 1829744), (112, 1797070), (119, 1691360), (124, 1623160), (136, 1479940), (140, 1437656), (154, 1306960), (155, 1298528), (160, 1257949), (170, 1183952), (176, 1143590), (187, 1076320), (217, 927520), (220, 914872), (224, 898535), (238, 845680), (248, 811580), (272, 739970), (280, 718828), (308, 653480), (310, 649264), (340, 591976), (341, 590240), (352, 571795), (374, 538160), (385, 522784), (434, 463760), (440, 457436), (476, 422840), (496, 405790), (527, 381920), (544, 369985), (560, 359414), (595, 338272), (616, 326740), (620, 324632), (680, 295988), (682, 295120), (748, 269080), (770, 261392), (868, 231880), (880, 228718), (935, 215264), (952, 211420), (961, 209440), (992, 202895), (1054, 190960), (1085, 185504), (1120, 179707), (1190, 169136), (1232, 163370), (1240, 162316), (1309, 153760), (1360, 147994), (1364, 147560), (1496, 134540), (1540, 130696), (1705, 118048), (1736, 115940), (1760, 114359), (1870, 107632), (1904, 105710), (1922, 104720), (2108, 95480), (2170, 92752), (2380, 84568), (2387, 84320), (2464, 81685), (2480, 81158), (2618, 76880), (2635, 76384), (2720, 73997), (2728, 73780), (2992, 67270), (3080, 65348), (3410, 59024), (3472, 57970), (3689, 54560), (3740, 53816), (3808, 52855), (3844, 52360), (4216, 47740), (4340, 46376), (4760, 42284), (4774, 42160), (4805, 41888), (4960, 40579), (5236, 38440), (5270, 38192), (5456, 36890), (5797, 34720), (5984, 33635), (6160, 32674), (6545, 30752), (6727, 29920), (6820, 29512), (6944, 28985), (7378, 27280), (7480, 26908), (7688, 26180), (8432, 23870), (8680, 23188), (9520, 21142), (9548, 21080), (9610, 20944), (10472, 19220), (10540, 19096), (10571, 19040), (10912, 18445), (11594, 17360), (11935, 16864), (12320, 16337), (13090, 15376), (13454, 14960), (13640, 14756)]