127611680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:467

約数の個数: 144

約数和(自身を含む): 360162936

約数和(自身を除く): 232551256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 160, 164, 196, 205, 224, 245, 280, 287, 328, 392, 397, 410, 490, 560, 574, 656, 784, 794, 820, 980, 1120, 1148, 1312, 1435, 1568, 1588, 1640, 1960, 1985, 2009, 2296, 2779, 2870, 3176, 3280, 3920, 3970, 4018, 4592, 5558, 5740, 6352, 6560, 7840, 7940, 8036, 9184, 10045, 11116, 11480, 12704, 13895, 15880, 16072, 16277, 19453, 20090, 22232, 22960, 27790, 31760, 32144, 32554, 38906, 40180, 44464, 45920, 55580, 63520, 64288, 65108, 77812, 80360, 81385, 88928, 97265, 111160, 113939, 130216, 155624, 160720, 162770, 194530, 222320, 227878, 260432, 311248, 321440, 325540, 389060, 444640, 455756, 520864, 569695, 622496, 651080, 778120, 797573, 911512, 1139390, 1302160, 1556240, 1595146, 1823024, 2278780, 2604320, 3112480, 3190292, 3646048, 3987865, 4557560, 6380584, 7975730, 9115120, 12761168, 15951460, 18230240, 25522336, 31902920, 63805840, 127611680]

約数ペア:

[(1, 127611680), (2, 63805840), (4, 31902920), (5, 25522336), (7, 18230240), (8, 15951460), (10, 12761168), (14, 9115120), (16, 7975730), (20, 6380584), (28, 4557560), (32, 3987865), (35, 3646048), (40, 3190292), (41, 3112480), (49, 2604320), (56, 2278780), (70, 1823024), (80, 1595146), (82, 1556240), (98, 1302160), (112, 1139390), (140, 911512), (160, 797573), (164, 778120), (196, 651080), (205, 622496), (224, 569695), (245, 520864), (280, 455756), (287, 444640), (328, 389060), (392, 325540), (397, 321440), (410, 311248), (490, 260432), (560, 227878), (574, 222320), (656, 194530), (784, 162770), (794, 160720), (820, 155624), (980, 130216), (1120, 113939), (1148, 111160), (1312, 97265), (1435, 88928), (1568, 81385), (1588, 80360), (1640, 77812), (1960, 65108), (1985, 64288), (2009, 63520), (2296, 55580), (2779, 45920), (2870, 44464), (3176, 40180), (3280, 38906), (3920, 32554), (3970, 32144), (4018, 31760), (4592, 27790), (5558, 22960), (5740, 22232), (6352, 20090), (6560, 19453), (7840, 16277), (7940, 16072), (8036, 15880), (9184, 13895), (10045, 12704), (11116, 11480)]