1278954300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{929}}^1$

素因数の和:1312

約数の個数: 144

約数和(自身を含む): 4000681440

約数和(自身を除く): 2721727140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 353, 390, 650, 706, 780, 929, 975, 1059, 1300, 1412, 1765, 1858, 1950, 2118, 2787, 3530, 3716, 3900, 4236, 4589, 4645, 5295, 5574, 7060, 8825, 9178, 9290, 10590, 11148, 12077, 13767, 13935, 17650, 18356, 18580, 21180, 22945, 23225, 24154, 26475, 27534, 27870, 35300, 36231, 45890, 46450, 48308, 52950, 55068, 55740, 60385, 68835, 69675, 72462, 91780, 92900, 105900, 114725, 120770, 137670, 139350, 144924, 181155, 229450, 241540, 275340, 278700, 301925, 327937, 344175, 362310, 458900, 603850, 655874, 688350, 724620, 905775, 983811, 1207700, 1311748, 1376700, 1639685, 1811550, 1967622, 3279370, 3623100, 3935244, 4263181, 4919055, 6558740, 8198425, 8526362, 9838110, 12789543, 16396850, 17052724, 19676220, 21315905, 24595275, 25579086, 32793700, 42631810, 49190550, 51158172, 63947715, 85263620, 98381100, 106579525, 127895430, 213159050, 255790860, 319738575, 426318100, 639477150, 1278954300]

約数ペア:

[(1, 1278954300), (2, 639477150), (3, 426318100), (4, 319738575), (5, 255790860), (6, 213159050), (10, 127895430), (12, 106579525), (13, 98381100), (15, 85263620), (20, 63947715), (25, 51158172), (26, 49190550), (30, 42631810), (39, 32793700), (50, 25579086), (52, 24595275), (60, 21315905), (65, 19676220), (75, 17052724), (78, 16396850), (100, 12789543), (130, 9838110), (150, 8526362), (156, 8198425), (195, 6558740), (260, 4919055), (300, 4263181), (325, 3935244), (353, 3623100), (390, 3279370), (650, 1967622), (706, 1811550), (780, 1639685), (929, 1376700), (975, 1311748), (1059, 1207700), (1300, 983811), (1412, 905775), (1765, 724620), (1858, 688350), (1950, 655874), (2118, 603850), (2787, 458900), (3530, 362310), (3716, 344175), (3900, 327937), (4236, 301925), (4589, 278700), (4645, 275340), (5295, 241540), (5574, 229450), (7060, 181155), (8825, 144924), (9178, 139350), (9290, 137670), (10590, 120770), (11148, 114725), (12077, 105900), (13767, 92900), (13935, 91780), (17650, 72462), (18356, 69675), (18580, 68835), (21180, 60385), (22945, 55740), (23225, 55068), (24154, 52950), (26475, 48308), (27534, 46450), (27870, 45890), (35300, 36231)]