68387280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{953}}^1$

素因数の和:1005

約数の個数: 160

約数和(自身を含む): 238484736

約数和(自身を除く): 170097456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 104, 115, 120, 130, 138, 156, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 368, 390, 460, 520, 552, 598, 624, 690, 780, 897, 920, 953, 1040, 1104, 1196, 1380, 1495, 1560, 1794, 1840, 1906, 2392, 2760, 2859, 2990, 3120, 3588, 3812, 4485, 4765, 4784, 5520, 5718, 5980, 7176, 7624, 8970, 9530, 11436, 11960, 12389, 14295, 14352, 15248, 17940, 19060, 21919, 22872, 23920, 24778, 28590, 35880, 37167, 38120, 43838, 45744, 49556, 57180, 61945, 65757, 71760, 74334, 76240, 87676, 99112, 109595, 114360, 123890, 131514, 148668, 175352, 185835, 198224, 219190, 228720, 247780, 263028, 284947, 297336, 328785, 350704, 371670, 438380, 495560, 526056, 569894, 594672, 657570, 743340, 854841, 876760, 991120, 1052112, 1139788, 1315140, 1424735, 1486680, 1709682, 1753520, 2279576, 2630280, 2849470, 2973360, 3419364, 4274205, 4559152, 5260560, 5698940, 6838728, 8548410, 11397880, 13677456, 17096820, 22795760, 34193640, 68387280]

約数ペア:

[(1, 68387280), (2, 34193640), (3, 22795760), (4, 17096820), (5, 13677456), (6, 11397880), (8, 8548410), (10, 6838728), (12, 5698940), (13, 5260560), (15, 4559152), (16, 4274205), (20, 3419364), (23, 2973360), (24, 2849470), (26, 2630280), (30, 2279576), (39, 1753520), (40, 1709682), (46, 1486680), (48, 1424735), (52, 1315140), (60, 1139788), (65, 1052112), (69, 991120), (78, 876760), (80, 854841), (92, 743340), (104, 657570), (115, 594672), (120, 569894), (130, 526056), (138, 495560), (156, 438380), (184, 371670), (195, 350704), (208, 328785), (230, 297336), (240, 284947), (260, 263028), (276, 247780), (299, 228720), (312, 219190), (345, 198224), (368, 185835), (390, 175352), (460, 148668), (520, 131514), (552, 123890), (598, 114360), (624, 109595), (690, 99112), (780, 87676), (897, 76240), (920, 74334), (953, 71760), (1040, 65757), (1104, 61945), (1196, 57180), (1380, 49556), (1495, 45744), (1560, 43838), (1794, 38120), (1840, 37167), (1906, 35880), (2392, 28590), (2760, 24778), (2859, 23920), (2990, 22872), (3120, 21919), (3588, 19060), (3812, 17940), (4485, 15248), (4765, 14352), (4784, 14295), (5520, 12389), (5718, 11960), (5980, 11436), (7176, 9530), (7624, 8970)]