720565664

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2551}}^1$

素因数の和:2678

約数の個数: 96

約数和(自身を含む): 1764677376

約数和(自身を除く): 1044111712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 97, 104, 112, 182, 194, 208, 224, 364, 388, 416, 679, 728, 776, 1261, 1358, 1456, 1552, 2522, 2551, 2716, 2912, 3104, 5044, 5102, 5432, 8827, 10088, 10204, 10864, 17654, 17857, 20176, 20408, 21728, 33163, 35308, 35714, 40352, 40816, 66326, 70616, 71428, 81632, 132652, 141232, 142856, 232141, 247447, 265304, 282464, 285712, 464282, 494894, 530608, 571424, 928564, 989788, 1061216, 1732129, 1857128, 1979576, 3216811, 3464258, 3714256, 3959152, 6433622, 6928516, 7428512, 7918304, 12867244, 13857032, 22517677, 25734488, 27714064, 45035354, 51468976, 55428128, 90070708, 102937952, 180141416, 360282832, 720565664]

約数ペア:

[(1, 720565664), (2, 360282832), (4, 180141416), (7, 102937952), (8, 90070708), (13, 55428128), (14, 51468976), (16, 45035354), (26, 27714064), (28, 25734488), (32, 22517677), (52, 13857032), (56, 12867244), (91, 7918304), (97, 7428512), (104, 6928516), (112, 6433622), (182, 3959152), (194, 3714256), (208, 3464258), (224, 3216811), (364, 1979576), (388, 1857128), (416, 1732129), (679, 1061216), (728, 989788), (776, 928564), (1261, 571424), (1358, 530608), (1456, 494894), (1552, 464282), (2522, 285712), (2551, 282464), (2716, 265304), (2912, 247447), (3104, 232141), (5044, 142856), (5102, 141232), (5432, 132652), (8827, 81632), (10088, 71428), (10204, 70616), (10864, 66326), (17654, 40816), (17857, 40352), (20176, 35714), (20408, 35308), (21728, 33163)]