311997960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{941}}^1$

素因数の和:1268

約数の個数: 128

約数和(自身を含む): 1044489600

約数和(自身を除く): 732491640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 307, 360, 540, 614, 921, 941, 1080, 1228, 1535, 1842, 1882, 2456, 2763, 2823, 3070, 3684, 3764, 4605, 4705, 5526, 5646, 6140, 7368, 7528, 8289, 8469, 9210, 9410, 11052, 11292, 12280, 13815, 14115, 16578, 16938, 18420, 18820, 22104, 22584, 25407, 27630, 28230, 33156, 33876, 36840, 37640, 41445, 42345, 50814, 55260, 56460, 66312, 67752, 82890, 84690, 101628, 110520, 112920, 127035, 165780, 169380, 203256, 254070, 288887, 331560, 338760, 508140, 577774, 866661, 1016280, 1155548, 1444435, 1733322, 2311096, 2599983, 2888870, 3466644, 4333305, 5199966, 5777740, 6933288, 7799949, 8666610, 10399932, 11555480, 12999915, 15599898, 17333220, 20799864, 25999830, 31199796, 34666440, 38999745, 51999660, 62399592, 77999490, 103999320, 155998980, 311997960]

約数ペア:

[(1, 311997960), (2, 155998980), (3, 103999320), (4, 77999490), (5, 62399592), (6, 51999660), (8, 38999745), (9, 34666440), (10, 31199796), (12, 25999830), (15, 20799864), (18, 17333220), (20, 15599898), (24, 12999915), (27, 11555480), (30, 10399932), (36, 8666610), (40, 7799949), (45, 6933288), (54, 5777740), (60, 5199966), (72, 4333305), (90, 3466644), (108, 2888870), (120, 2599983), (135, 2311096), (180, 1733322), (216, 1444435), (270, 1155548), (307, 1016280), (360, 866661), (540, 577774), (614, 508140), (921, 338760), (941, 331560), (1080, 288887), (1228, 254070), (1535, 203256), (1842, 169380), (1882, 165780), (2456, 127035), (2763, 112920), (2823, 110520), (3070, 101628), (3684, 84690), (3764, 82890), (4605, 67752), (4705, 66312), (5526, 56460), (5646, 55260), (6140, 50814), (7368, 42345), (7528, 41445), (8289, 37640), (8469, 36840), (9210, 33876), (9410, 33156), (11052, 28230), (11292, 27630), (12280, 25407), (13815, 22584), (14115, 22104), (16578, 18820), (16938, 18420)]