1234790788

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 2943126144

約数和(自身を除く): 1708335356

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 37, 44, 46, 49, 74, 77, 92, 98, 148, 154, 161, 196, 253, 259, 308, 322, 407, 506, 518, 539, 644, 673, 814, 851, 1012, 1036, 1078, 1127, 1346, 1628, 1702, 1771, 1813, 2156, 2254, 2692, 2849, 3404, 3542, 3626, 4508, 4711, 5698, 5957, 7084, 7252, 7403, 9361, 9422, 11396, 11914, 12397, 14806, 15479, 18722, 18844, 19943, 23828, 24794, 24901, 29612, 30958, 32977, 37444, 39886, 41699, 49588, 49802, 51821, 61916, 65527, 65954, 79772, 83398, 99604, 103642, 108353, 131054, 131908, 166796, 170269, 174307, 207284, 216706, 262108, 273911, 340538, 348614, 362747, 433412, 458689, 547822, 572723, 681076, 697228, 725494, 758471, 917378, 1095644, 1145446, 1191883, 1220149, 1450988, 1516942, 1834756, 1917377, 2290892, 2383766, 2440298, 3033884, 3834754, 4009061, 4767532, 4880596, 6299953, 7669508, 8018122, 8343181, 12599906, 13421639, 16036244, 16686362, 25199812, 26843278, 28063427, 33372724, 44099671, 53686556, 56126854, 88199342, 112253708, 176398684, 308697697, 617395394, 1234790788]

約数ペア:

[(1, 1234790788), (2, 617395394), (4, 308697697), (7, 176398684), (11, 112253708), (14, 88199342), (22, 56126854), (23, 53686556), (28, 44099671), (37, 33372724), (44, 28063427), (46, 26843278), (49, 25199812), (74, 16686362), (77, 16036244), (92, 13421639), (98, 12599906), (148, 8343181), (154, 8018122), (161, 7669508), (196, 6299953), (253, 4880596), (259, 4767532), (308, 4009061), (322, 3834754), (407, 3033884), (506, 2440298), (518, 2383766), (539, 2290892), (644, 1917377), (673, 1834756), (814, 1516942), (851, 1450988), (1012, 1220149), (1036, 1191883), (1078, 1145446), (1127, 1095644), (1346, 917378), (1628, 758471), (1702, 725494), (1771, 697228), (1813, 681076), (2156, 572723), (2254, 547822), (2692, 458689), (2849, 433412), (3404, 362747), (3542, 348614), (3626, 340538), (4508, 273911), (4711, 262108), (5698, 216706), (5957, 207284), (7084, 174307), (7252, 170269), (7403, 166796), (9361, 131908), (9422, 131054), (11396, 108353), (11914, 103642), (12397, 99604), (14806, 83398), (15479, 79772), (18722, 65954), (18844, 65527), (19943, 61916), (23828, 51821), (24794, 49802), (24901, 49588), (29612, 41699), (30958, 39886), (32977, 37444)]