784128072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7639}}^1$

素因数の和:7715

約数の個数: 128

約数和(自身を含む): 2464358400

約数和(自身を除く): 1680230328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 47, 52, 56, 78, 84, 91, 94, 104, 141, 156, 168, 182, 188, 273, 282, 312, 329, 364, 376, 546, 564, 611, 658, 728, 987, 1092, 1128, 1222, 1316, 1833, 1974, 2184, 2444, 2632, 3666, 3948, 4277, 4888, 7332, 7639, 7896, 8554, 12831, 14664, 15278, 17108, 22917, 25662, 30556, 34216, 45834, 51324, 53473, 61112, 91668, 99307, 102648, 106946, 160419, 183336, 198614, 213892, 297921, 320838, 359033, 397228, 427784, 595842, 641676, 695149, 718066, 794456, 1077099, 1191684, 1283352, 1390298, 1436132, 2085447, 2154198, 2383368, 2513231, 2780596, 2872264, 4170894, 4308396, 4667429, 5026462, 5561192, 7539693, 8341788, 8616792, 9334858, 10052924, 14002287, 15079386, 16683576, 18669716, 20105848, 28004574, 30158772, 32672003, 37339432, 56009148, 60317544, 65344006, 98016009, 112018296, 130688012, 196032018, 261376024, 392064036, 784128072]

約数ペア:

[(1, 784128072), (2, 392064036), (3, 261376024), (4, 196032018), (6, 130688012), (7, 112018296), (8, 98016009), (12, 65344006), (13, 60317544), (14, 56009148), (21, 37339432), (24, 32672003), (26, 30158772), (28, 28004574), (39, 20105848), (42, 18669716), (47, 16683576), (52, 15079386), (56, 14002287), (78, 10052924), (84, 9334858), (91, 8616792), (94, 8341788), (104, 7539693), (141, 5561192), (156, 5026462), (168, 4667429), (182, 4308396), (188, 4170894), (273, 2872264), (282, 2780596), (312, 2513231), (329, 2383368), (364, 2154198), (376, 2085447), (546, 1436132), (564, 1390298), (611, 1283352), (658, 1191684), (728, 1077099), (987, 794456), (1092, 718066), (1128, 695149), (1222, 641676), (1316, 595842), (1833, 427784), (1974, 397228), (2184, 359033), (2444, 320838), (2632, 297921), (3666, 213892), (3948, 198614), (4277, 183336), (4888, 160419), (7332, 106946), (7639, 102648), (7896, 99307), (8554, 91668), (12831, 61112), (14664, 53473), (15278, 51324), (17108, 45834), (22917, 34216), (25662, 30556)]