990398304

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2203}}^1$

素因数の和:2449

約数の個数: 144

約数和(自身を含む): 3234696192

約数和(自身を除く): 2244297888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 223, 224, 252, 288, 336, 446, 504, 669, 672, 892, 1008, 1338, 1561, 1784, 2007, 2016, 2203, 2676, 3122, 3568, 4014, 4406, 4683, 5352, 6244, 6609, 7136, 8028, 8812, 9366, 10704, 12488, 13218, 14049, 15421, 16056, 17624, 18732, 19827, 21408, 24976, 26436, 28098, 30842, 32112, 35248, 37464, 39654, 46263, 49952, 52872, 56196, 61684, 64224, 70496, 74928, 79308, 92526, 105744, 112392, 123368, 138789, 149856, 158616, 185052, 211488, 224784, 246736, 277578, 317232, 370104, 449568, 491269, 493472, 555156, 634464, 740208, 982538, 1110312, 1473807, 1480416, 1965076, 2220624, 2947614, 3438883, 3930152, 4421421, 4441248, 5895228, 6877766, 7860304, 8842842, 10316649, 11790456, 13755532, 15720608, 17685684, 20633298, 23580912, 27511064, 30949947, 35371368, 41266596, 47161824, 55022128, 61899894, 70742736, 82533192, 110044256, 123799788, 141485472, 165066384, 247599576, 330132768, 495199152, 990398304]

約数ペア:

[(1, 990398304), (2, 495199152), (3, 330132768), (4, 247599576), (6, 165066384), (7, 141485472), (8, 123799788), (9, 110044256), (12, 82533192), (14, 70742736), (16, 61899894), (18, 55022128), (21, 47161824), (24, 41266596), (28, 35371368), (32, 30949947), (36, 27511064), (42, 23580912), (48, 20633298), (56, 17685684), (63, 15720608), (72, 13755532), (84, 11790456), (96, 10316649), (112, 8842842), (126, 7860304), (144, 6877766), (168, 5895228), (223, 4441248), (224, 4421421), (252, 3930152), (288, 3438883), (336, 2947614), (446, 2220624), (504, 1965076), (669, 1480416), (672, 1473807), (892, 1110312), (1008, 982538), (1338, 740208), (1561, 634464), (1784, 555156), (2007, 493472), (2016, 491269), (2203, 449568), (2676, 370104), (3122, 317232), (3568, 277578), (4014, 246736), (4406, 224784), (4683, 211488), (5352, 185052), (6244, 158616), (6609, 149856), (7136, 138789), (8028, 123368), (8812, 112392), (9366, 105744), (10704, 92526), (12488, 79308), (13218, 74928), (14049, 70496), (15421, 64224), (16056, 61684), (17624, 56196), (18732, 52872), (19827, 49952), (21408, 46263), (24976, 39654), (26436, 37464), (28098, 35248), (30842, 32112)]