257456473872

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{5569}}^1$

素因数の和:5786

約数の個数: 240

約数和(自身を含む): 743199307200

約数和(自身を除く): 485742833328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 41, 48, 52, 78, 82, 104, 123, 139, 156, 164, 169, 208, 246, 278, 312, 328, 338, 417, 492, 507, 533, 556, 624, 656, 676, 834, 984, 1014, 1066, 1112, 1352, 1599, 1668, 1807, 1968, 2028, 2132, 2224, 2704, 3198, 3336, 3614, 4056, 4264, 5421, 5569, 5699, 6396, 6672, 6929, 7228, 8112, 8528, 10842, 11138, 11398, 12792, 13858, 14456, 16707, 17097, 20787, 21684, 22276, 22796, 23491, 25584, 27716, 28912, 33414, 34194, 41574, 43368, 44552, 45592, 46982, 55432, 66828, 68388, 70473, 72397, 74087, 83148, 86736, 89104, 91184, 93964, 110864, 133656, 136776, 140946, 144794, 148174, 166296, 187928, 217191, 222261, 228329, 267312, 273552, 281892, 289588, 296348, 332592, 375856, 434382, 444522, 456658, 563784, 579176, 592696, 684987, 774091, 868764, 889044, 913316, 941161, 963131, 1127568, 1158352, 1185392, 1369974, 1548182, 1737528, 1778088, 1826632, 1882322, 1926262, 2322273, 2739948, 2823483, 2889393, 2968277, 3096364, 3475056, 3556176, 3653264, 3764644, 3852524, 4644546, 5479896, 5646966, 5778786, 5936554, 6192728, 7529288, 7705048, 8904831, 9289092, 10063183, 10959792, 11293932, 11557572, 11873108, 12385456, 15058576, 15410096, 17809662, 18578184, 20126366, 22587864, 23115144, 23746216, 30189549, 31737731, 35619324, 37156368, 38587601, 40252732, 45175728, 46230288, 47492432, 60379098, 63475462, 71238648, 77175202, 80505464, 95213193, 115762803, 120758196, 126950924, 130821379, 142477296, 154350404, 161010928, 190426386, 231525606, 241516392, 253901848, 261642758, 308700808, 380852772, 392464137, 412590503, 463051212, 483032784, 507803696, 523285516, 617401616, 761705544, 784928274, 825181006, 926102424, 1046571032, 1237771509, 1523411088, 1569856548, 1650362012, 1852204848, 2093142064, 2475543018, 3139713096, 3300724024, 4951086036, 5363676539, 6279426192, 6601448048, 9902172072, 10727353078, 16091029617, 19804344144, 21454706156, 32182059234, 42909412312, 64364118468, 85818824624, 128728236936, 257456473872]

約数ペア:

[(1, 257456473872), (2, 128728236936), (3, 85818824624), (4, 64364118468), (6, 42909412312), (8, 32182059234), (12, 21454706156), (13, 19804344144), (16, 16091029617), (24, 10727353078), (26, 9902172072), (39, 6601448048), (41, 6279426192), (48, 5363676539), (52, 4951086036), (78, 3300724024), (82, 3139713096), (104, 2475543018), (123, 2093142064), (139, 1852204848), (156, 1650362012), (164, 1569856548), (169, 1523411088), (208, 1237771509), (246, 1046571032), (278, 926102424), (312, 825181006), (328, 784928274), (338, 761705544), (417, 617401616), (492, 523285516), (507, 507803696), (533, 483032784), (556, 463051212), (624, 412590503), (656, 392464137), (676, 380852772), (834, 308700808), (984, 261642758), (1014, 253901848), (1066, 241516392), (1112, 231525606), (1352, 190426386), (1599, 161010928), (1668, 154350404), (1807, 142477296), (1968, 130821379), (2028, 126950924), (2132, 120758196), (2224, 115762803), (2704, 95213193), (3198, 80505464), (3336, 77175202), (3614, 71238648), (4056, 63475462), (4264, 60379098), (5421, 47492432), (5569, 46230288), (5699, 45175728), (6396, 40252732), (6672, 38587601), (6929, 37156368), (7228, 35619324), (8112, 31737731), (8528, 30189549), (10842, 23746216), (11138, 23115144), (11398, 22587864), (12792, 20126366), (13858, 18578184), (14456, 17809662), (16707, 15410096), (17097, 15058576), (20787, 12385456), (21684, 11873108), (22276, 11557572), (22796, 11293932), (23491, 10959792), (25584, 10063183), (27716, 9289092), (28912, 8904831), (33414, 7705048), (34194, 7529288), (41574, 6192728), (43368, 5936554), (44552, 5778786), (45592, 5646966), (46982, 5479896), (55432, 4644546), (66828, 3852524), (68388, 3764644), (70473, 3653264), (72397, 3556176), (74087, 3475056), (83148, 3096364), (86736, 2968277), (89104, 2889393), (91184, 2823483), (93964, 2739948), (110864, 2322273), (133656, 1926262), (136776, 1882322), (140946, 1826632), (144794, 1778088), (148174, 1737528), (166296, 1548182), (187928, 1369974), (217191, 1185392), (222261, 1158352), (228329, 1127568), (267312, 963131), (273552, 941161), (281892, 913316), (289588, 889044), (296348, 868764), (332592, 774091), (375856, 684987), (434382, 592696), (444522, 579176), (456658, 563784)]