81440976

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1039}}^1$

素因数の和:1144

約数の個数: 80

約数和(自身を含む): 222842880

約数和(自身を除く): 141401904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 71, 92, 138, 142, 184, 213, 276, 284, 368, 426, 552, 568, 852, 1039, 1104, 1136, 1633, 1704, 2078, 3117, 3266, 3408, 4156, 4899, 6234, 6532, 8312, 9798, 12468, 13064, 16624, 19596, 23897, 24936, 26128, 39192, 47794, 49872, 71691, 73769, 78384, 95588, 143382, 147538, 191176, 221307, 286764, 295076, 382352, 442614, 573528, 590152, 885228, 1147056, 1180304, 1696687, 1770456, 3393374, 3540912, 5090061, 6786748, 10180122, 13573496, 20360244, 27146992, 40720488, 81440976]

約数ペア:

[(1, 81440976), (2, 40720488), (3, 27146992), (4, 20360244), (6, 13573496), (8, 10180122), (12, 6786748), (16, 5090061), (23, 3540912), (24, 3393374), (46, 1770456), (48, 1696687), (69, 1180304), (71, 1147056), (92, 885228), (138, 590152), (142, 573528), (184, 442614), (213, 382352), (276, 295076), (284, 286764), (368, 221307), (426, 191176), (552, 147538), (568, 143382), (852, 95588), (1039, 78384), (1104, 73769), (1136, 71691), (1633, 49872), (1704, 47794), (2078, 39192), (3117, 26128), (3266, 24936), (3408, 23897), (4156, 19596), (4899, 16624), (6234, 13064), (6532, 12468), (8312, 9798)]