1225680728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1\times {\mathrm{557}}^1$

素因数の和:1080

約数の個数: 64

約数和(自身を含む): 2506982400

約数和(自身を除く): 1281301672

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 467, 557, 589, 934, 1114, 1178, 1868, 2228, 2356, 3736, 4456, 4712, 8873, 10583, 14477, 17267, 17746, 21166, 28954, 34534, 35492, 42332, 57908, 69068, 70984, 84664, 115816, 138136, 260119, 275063, 328073, 520238, 550126, 656146, 1040476, 1100252, 1312292, 2080952, 2200504, 2624584, 4942261, 8063689, 9884522, 16127378, 19769044, 32254756, 39538088, 64509512, 153210091, 306420182, 612840364, 1225680728]

約数ペア:

[(1, 1225680728), (2, 612840364), (4, 306420182), (8, 153210091), (19, 64509512), (31, 39538088), (38, 32254756), (62, 19769044), (76, 16127378), (124, 9884522), (152, 8063689), (248, 4942261), (467, 2624584), (557, 2200504), (589, 2080952), (934, 1312292), (1114, 1100252), (1178, 1040476), (1868, 656146), (2228, 550126), (2356, 520238), (3736, 328073), (4456, 275063), (4712, 260119), (8873, 138136), (10583, 115816), (14477, 84664), (17267, 70984), (17746, 69068), (21166, 57908), (28954, 42332), (34534, 35492)]