1820253456

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{1367}}^1$

素因数の和:2709

約数の個数: 120

約数和(自身を含む): 5830591104

約数和(自身を除く): 4010337648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 1321, 1367, 2642, 2734, 3963, 4101, 5284, 5468, 7926, 8202, 9247, 9569, 10568, 10936, 11889, 12303, 15852, 16404, 18494, 19138, 21136, 21872, 23778, 24606, 27741, 28707, 31704, 32808, 36988, 38276, 47556, 49212, 55482, 57414, 63408, 65616, 73976, 76552, 83223, 86121, 95112, 98424, 110964, 114828, 147952, 153104, 166446, 172242, 190224, 196848, 221928, 229656, 332892, 344484, 443856, 459312, 665784, 688968, 1331568, 1377936, 1805807, 3611614, 5417421, 7223228, 10834842, 12640649, 14446456, 16252263, 21669684, 25281298, 28892912, 32504526, 37921947, 43339368, 50562596, 65009052, 75843894, 86678736, 101125192, 113765841, 130018104, 151687788, 202250384, 227531682, 260036208, 303375576, 455063364, 606751152, 910126728, 1820253456]

約数ペア:

[(1, 1820253456), (2, 910126728), (3, 606751152), (4, 455063364), (6, 303375576), (7, 260036208), (8, 227531682), (9, 202250384), (12, 151687788), (14, 130018104), (16, 113765841), (18, 101125192), (21, 86678736), (24, 75843894), (28, 65009052), (36, 50562596), (42, 43339368), (48, 37921947), (56, 32504526), (63, 28892912), (72, 25281298), (84, 21669684), (112, 16252263), (126, 14446456), (144, 12640649), (168, 10834842), (252, 7223228), (336, 5417421), (504, 3611614), (1008, 1805807), (1321, 1377936), (1367, 1331568), (2642, 688968), (2734, 665784), (3963, 459312), (4101, 443856), (5284, 344484), (5468, 332892), (7926, 229656), (8202, 221928), (9247, 196848), (9569, 190224), (10568, 172242), (10936, 166446), (11889, 153104), (12303, 147952), (15852, 114828), (16404, 110964), (18494, 98424), (19138, 95112), (21136, 86121), (21872, 83223), (23778, 76552), (24606, 73976), (27741, 65616), (28707, 63408), (31704, 57414), (32808, 55482), (36988, 49212), (38276, 47556)]