259949312

素因数分解:

$2^8\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 216

約数和(自身を含む): 679474656

約数和(自身を除く): 419525344

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 49, 53, 56, 64, 68, 92, 98, 106, 112, 119, 128, 136, 161, 184, 196, 212, 224, 238, 256, 272, 322, 368, 371, 391, 392, 424, 448, 476, 544, 644, 736, 742, 782, 784, 833, 848, 896, 901, 952, 1088, 1127, 1219, 1288, 1472, 1484, 1564, 1568, 1666, 1696, 1792, 1802, 1904, 2176, 2254, 2438, 2576, 2597, 2737, 2944, 2968, 3128, 3136, 3332, 3392, 3604, 3808, 4352, 4508, 4876, 5152, 5194, 5474, 5888, 5936, 6256, 6272, 6307, 6664, 6784, 7208, 7616, 8533, 9016, 9752, 10304, 10388, 10948, 11872, 12512, 12544, 12614, 13328, 13568, 14416, 15232, 17066, 18032, 19159, 19504, 20608, 20723, 20776, 21896, 23744, 25024, 25228, 26656, 28832, 30464, 34132, 36064, 38318, 39008, 41216, 41446, 41552, 43792, 44149, 47488, 50048, 50456, 53312, 57664, 59731, 68264, 72128, 76636, 78016, 82892, 83104, 87584, 88298, 94976, 100096, 100912, 106624, 115328, 119462, 136528, 144256, 145061, 153272, 156032, 165784, 166208, 175168, 176596, 201824, 213248, 230656, 238924, 273056, 288512, 290122, 306544, 312064, 331568, 332416, 350336, 353192, 403648, 477848, 546112, 580244, 613088, 663136, 664832, 700672, 706384, 807296, 955696, 1015427, 1092224, 1160488, 1226176, 1326272, 1412768, 1614592, 1911392, 2030854, 2184448, 2320976, 2452352, 2652544, 2825536, 3822784, 4061708, 4641952, 4904704, 5305088, 5651072, 7645568, 8123416, 9283904, 11302144, 15291136, 16246832, 18567808, 32493664, 37135616, 64987328, 129974656, 259949312]

約数ペア:

[(1, 259949312), (2, 129974656), (4, 64987328), (7, 37135616), (8, 32493664), (14, 18567808), (16, 16246832), (17, 15291136), (23, 11302144), (28, 9283904), (32, 8123416), (34, 7645568), (46, 5651072), (49, 5305088), (53, 4904704), (56, 4641952), (64, 4061708), (68, 3822784), (92, 2825536), (98, 2652544), (106, 2452352), (112, 2320976), (119, 2184448), (128, 2030854), (136, 1911392), (161, 1614592), (184, 1412768), (196, 1326272), (212, 1226176), (224, 1160488), (238, 1092224), (256, 1015427), (272, 955696), (322, 807296), (368, 706384), (371, 700672), (391, 664832), (392, 663136), (424, 613088), (448, 580244), (476, 546112), (544, 477848), (644, 403648), (736, 353192), (742, 350336), (782, 332416), (784, 331568), (833, 312064), (848, 306544), (896, 290122), (901, 288512), (952, 273056), (1088, 238924), (1127, 230656), (1219, 213248), (1288, 201824), (1472, 176596), (1484, 175168), (1564, 166208), (1568, 165784), (1666, 156032), (1696, 153272), (1792, 145061), (1802, 144256), (1904, 136528), (2176, 119462), (2254, 115328), (2438, 106624), (2576, 100912), (2597, 100096), (2737, 94976), (2944, 88298), (2968, 87584), (3128, 83104), (3136, 82892), (3332, 78016), (3392, 76636), (3604, 72128), (3808, 68264), (4352, 59731), (4508, 57664), (4876, 53312), (5152, 50456), (5194, 50048), (5474, 47488), (5888, 44149), (5936, 43792), (6256, 41552), (6272, 41446), (6307, 41216), (6664, 39008), (6784, 38318), (7208, 36064), (7616, 34132), (8533, 30464), (9016, 28832), (9752, 26656), (10304, 25228), (10388, 25024), (10948, 23744), (11872, 21896), (12512, 20776), (12544, 20723), (12614, 20608), (13328, 19504), (13568, 19159), (14416, 18032), (15232, 17066)]