257715696

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:196

約数の個数: 240

約数和(自身を含む): 836851200

約数和(自身を除く): 579135504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 73, 76, 79, 84, 98, 112, 114, 133, 146, 147, 152, 158, 168, 196, 219, 228, 237, 266, 292, 294, 304, 316, 336, 392, 399, 438, 456, 474, 511, 532, 553, 584, 588, 632, 784, 798, 876, 912, 931, 948, 1022, 1064, 1106, 1168, 1176, 1264, 1387, 1501, 1533, 1596, 1659, 1752, 1862, 1896, 2044, 2128, 2212, 2352, 2774, 2793, 3002, 3066, 3192, 3318, 3504, 3577, 3724, 3792, 3871, 4088, 4161, 4424, 4503, 5548, 5586, 5767, 6004, 6132, 6384, 6636, 7154, 7448, 7742, 8176, 8322, 8848, 9006, 9709, 10507, 10731, 11096, 11172, 11534, 11613, 12008, 12264, 13272, 14308, 14896, 15484, 16644, 17301, 18012, 19418, 21014, 21462, 22192, 22344, 23068, 23226, 24016, 24528, 26544, 28616, 29127, 30968, 31521, 33288, 34602, 36024, 38836, 40369, 42028, 42924, 44688, 46136, 46452, 57232, 58254, 61936, 63042, 66576, 67963, 69204, 72048, 73549, 77672, 80738, 84056, 85848, 92272, 92904, 109573, 116508, 121107, 126084, 135926, 138408, 147098, 155344, 161476, 168112, 171696, 185808, 203889, 219146, 220647, 233016, 242214, 252168, 271852, 276816, 282583, 294196, 322952, 328719, 407778, 438292, 441294, 466032, 484428, 504336, 543704, 565166, 588392, 645904, 657438, 767011, 815556, 847749, 876584, 882588, 968856, 1087408, 1130332, 1176784, 1314876, 1534022, 1631112, 1695498, 1753168, 1765176, 1937712, 2260664, 2301033, 2629752, 3068044, 3262224, 3390996, 3530352, 4521328, 4602066, 5259504, 5369077, 6136088, 6781992, 9204132, 10738154, 12272176, 13563984, 16107231, 18408264, 21476308, 32214462, 36816528, 42952616, 64428924, 85905232, 128857848, 257715696]

約数ペア:

[(1, 257715696), (2, 128857848), (3, 85905232), (4, 64428924), (6, 42952616), (7, 36816528), (8, 32214462), (12, 21476308), (14, 18408264), (16, 16107231), (19, 13563984), (21, 12272176), (24, 10738154), (28, 9204132), (38, 6781992), (42, 6136088), (48, 5369077), (49, 5259504), (56, 4602066), (57, 4521328), (73, 3530352), (76, 3390996), (79, 3262224), (84, 3068044), (98, 2629752), (112, 2301033), (114, 2260664), (133, 1937712), (146, 1765176), (147, 1753168), (152, 1695498), (158, 1631112), (168, 1534022), (196, 1314876), (219, 1176784), (228, 1130332), (237, 1087408), (266, 968856), (292, 882588), (294, 876584), (304, 847749), (316, 815556), (336, 767011), (392, 657438), (399, 645904), (438, 588392), (456, 565166), (474, 543704), (511, 504336), (532, 484428), (553, 466032), (584, 441294), (588, 438292), (632, 407778), (784, 328719), (798, 322952), (876, 294196), (912, 282583), (931, 276816), (948, 271852), (1022, 252168), (1064, 242214), (1106, 233016), (1168, 220647), (1176, 219146), (1264, 203889), (1387, 185808), (1501, 171696), (1533, 168112), (1596, 161476), (1659, 155344), (1752, 147098), (1862, 138408), (1896, 135926), (2044, 126084), (2128, 121107), (2212, 116508), (2352, 109573), (2774, 92904), (2793, 92272), (3002, 85848), (3066, 84056), (3192, 80738), (3318, 77672), (3504, 73549), (3577, 72048), (3724, 69204), (3792, 67963), (3871, 66576), (4088, 63042), (4161, 61936), (4424, 58254), (4503, 57232), (5548, 46452), (5586, 46136), (5767, 44688), (6004, 42924), (6132, 42028), (6384, 40369), (6636, 38836), (7154, 36024), (7448, 34602), (7742, 33288), (8176, 31521), (8322, 30968), (8848, 29127), (9006, 28616), (9709, 26544), (10507, 24528), (10731, 24016), (11096, 23226), (11172, 23068), (11534, 22344), (11613, 22192), (12008, 21462), (12264, 21014), (13272, 19418), (14308, 18012), (14896, 17301), (15484, 16644)]