400990016

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1423}}^1$

素因数の和:1496

約数の個数: 112

約数和(自身を含む): 989600256

約数和(自身を除く): 588610240

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 37, 56, 64, 68, 74, 112, 119, 136, 148, 224, 238, 259, 272, 296, 448, 476, 518, 544, 592, 629, 952, 1036, 1088, 1184, 1258, 1423, 1904, 2072, 2368, 2516, 2846, 3808, 4144, 4403, 5032, 5692, 7616, 8288, 8806, 9961, 10064, 11384, 16576, 17612, 19922, 20128, 22768, 24191, 35224, 39844, 40256, 45536, 48382, 52651, 70448, 79688, 91072, 96764, 105302, 140896, 159376, 169337, 193528, 210604, 281792, 318752, 338674, 368557, 387056, 421208, 637504, 677348, 737114, 774112, 842416, 895067, 1354696, 1474228, 1548224, 1684832, 1790134, 2709392, 2948456, 3369664, 3580268, 5418784, 5896912, 6265469, 7160536, 10837568, 11793824, 12530938, 14321072, 23587648, 25061876, 28642144, 50123752, 57284288, 100247504, 200495008, 400990016]

約数ペア:

[(1, 400990016), (2, 200495008), (4, 100247504), (7, 57284288), (8, 50123752), (14, 28642144), (16, 25061876), (17, 23587648), (28, 14321072), (32, 12530938), (34, 11793824), (37, 10837568), (56, 7160536), (64, 6265469), (68, 5896912), (74, 5418784), (112, 3580268), (119, 3369664), (136, 2948456), (148, 2709392), (224, 1790134), (238, 1684832), (259, 1548224), (272, 1474228), (296, 1354696), (448, 895067), (476, 842416), (518, 774112), (544, 737114), (592, 677348), (629, 637504), (952, 421208), (1036, 387056), (1088, 368557), (1184, 338674), (1258, 318752), (1423, 281792), (1904, 210604), (2072, 193528), (2368, 169337), (2516, 159376), (2846, 140896), (3808, 105302), (4144, 96764), (4403, 91072), (5032, 79688), (5692, 70448), (7616, 52651), (8288, 48382), (8806, 45536), (9961, 40256), (10064, 39844), (11384, 35224), (16576, 24191), (17612, 22768), (19922, 20128)]