289968112

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{419}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 664957440

約数和(自身を除く): 374989328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 167, 259, 296, 334, 419, 518, 592, 668, 838, 1036, 1169, 1336, 1676, 2072, 2338, 2672, 2933, 3352, 4144, 4676, 5866, 6179, 6704, 9352, 11732, 12358, 15503, 18704, 23464, 24716, 31006, 43253, 46928, 49432, 62012, 69973, 86506, 98864, 108521, 124024, 139946, 173012, 217042, 248048, 279892, 346024, 434084, 489811, 559784, 692048, 868168, 979622, 1119568, 1736336, 1959244, 2589001, 3918488, 5178002, 7836976, 10356004, 18123007, 20712008, 36246014, 41424016, 72492028, 144984056, 289968112]

約数ペア:

[(1, 289968112), (2, 144984056), (4, 72492028), (7, 41424016), (8, 36246014), (14, 20712008), (16, 18123007), (28, 10356004), (37, 7836976), (56, 5178002), (74, 3918488), (112, 2589001), (148, 1959244), (167, 1736336), (259, 1119568), (296, 979622), (334, 868168), (419, 692048), (518, 559784), (592, 489811), (668, 434084), (838, 346024), (1036, 279892), (1169, 248048), (1336, 217042), (1676, 173012), (2072, 139946), (2338, 124024), (2672, 108521), (2933, 98864), (3352, 86506), (4144, 69973), (4676, 62012), (5866, 49432), (6179, 46928), (6704, 43253), (9352, 31006), (11732, 24716), (12358, 23464), (15503, 18704)]