291209641216

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{11923}}^1$

素因数の和:12172

約数の個数: 144

約数和(自身を含む): 644900477760

約数和(自身を除く): 353690836544

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 179, 208, 256, 328, 358, 416, 533, 656, 716, 832, 1066, 1312, 1432, 1664, 2132, 2327, 2624, 2864, 3328, 4264, 4654, 5248, 5728, 7339, 8528, 9308, 10496, 11456, 11923, 14678, 17056, 18616, 22912, 23846, 29356, 34112, 37232, 45824, 47692, 58712, 68224, 74464, 95384, 95407, 117424, 136448, 148928, 154999, 190768, 190814, 234848, 297856, 309998, 381536, 381628, 469696, 488843, 595712, 619996, 763072, 763256, 939392, 977686, 1239992, 1526144, 1526512, 1878784, 1955372, 2134217, 2479984, 3052288, 3053024, 3910744, 4268434, 4959968, 6106048, 6354959, 7821488, 8536868, 9919936, 12212096, 12709918, 15642976, 17073736, 19839872, 24424192, 25419836, 27744821, 31285952, 34147472, 39679744, 50839672, 55489642, 62571904, 68294944, 87502897, 101679344, 110979284, 125143808, 136589888, 175005794, 203358688, 221958568, 273179776, 350011588, 406717376, 443917136, 546359552, 700023176, 813434752, 887834272, 1137537661, 1400046352, 1626869504, 1775668544, 2275075322, 2800092704, 3551337088, 4550150644, 5600185408, 7102674176, 9100301288, 11200370816, 18200602576, 22400741632, 36401205152, 72802410304, 145604820608, 291209641216]

約数ペア:

[(1, 291209641216), (2, 145604820608), (4, 72802410304), (8, 36401205152), (13, 22400741632), (16, 18200602576), (26, 11200370816), (32, 9100301288), (41, 7102674176), (52, 5600185408), (64, 4550150644), (82, 3551337088), (104, 2800092704), (128, 2275075322), (164, 1775668544), (179, 1626869504), (208, 1400046352), (256, 1137537661), (328, 887834272), (358, 813434752), (416, 700023176), (533, 546359552), (656, 443917136), (716, 406717376), (832, 350011588), (1066, 273179776), (1312, 221958568), (1432, 203358688), (1664, 175005794), (2132, 136589888), (2327, 125143808), (2624, 110979284), (2864, 101679344), (3328, 87502897), (4264, 68294944), (4654, 62571904), (5248, 55489642), (5728, 50839672), (7339, 39679744), (8528, 34147472), (9308, 31285952), (10496, 27744821), (11456, 25419836), (11923, 24424192), (14678, 19839872), (17056, 17073736), (18616, 15642976), (22912, 12709918), (23846, 12212096), (29356, 9919936), (34112, 8536868), (37232, 7821488), (45824, 6354959), (47692, 6106048), (58712, 4959968), (68224, 4268434), (74464, 3910744), (95384, 3053024), (95407, 3052288), (117424, 2479984), (136448, 2134217), (148928, 1955372), (154999, 1878784), (190768, 1526512), (190814, 1526144), (234848, 1239992), (297856, 977686), (309998, 939392), (381536, 763256), (381628, 763072), (469696, 619996), (488843, 595712)]