65806720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:460

約数の個数: 128

約数和(自身を含む): 185117760

約数和(自身を除く): 119311040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 397, 448, 518, 560, 592, 640, 740, 794, 896, 1036, 1120, 1184, 1295, 1480, 1588, 1985, 2072, 2240, 2368, 2590, 2779, 2960, 3176, 3970, 4144, 4480, 4736, 5180, 5558, 5920, 6352, 7940, 8288, 10360, 11116, 11840, 12704, 13895, 14689, 15880, 16576, 20720, 22232, 23680, 25408, 27790, 29378, 31760, 33152, 41440, 44464, 50816, 55580, 58756, 63520, 73445, 82880, 88928, 102823, 111160, 117512, 127040, 146890, 165760, 177856, 205646, 222320, 235024, 254080, 293780, 355712, 411292, 444640, 470048, 514115, 587560, 822584, 889280, 940096, 1028230, 1175120, 1645168, 1778560, 1880192, 2056460, 2350240, 3290336, 4112920, 4700480, 6580672, 8225840, 9400960, 13161344, 16451680, 32903360, 65806720]

約数ペア:

[(1, 65806720), (2, 32903360), (4, 16451680), (5, 13161344), (7, 9400960), (8, 8225840), (10, 6580672), (14, 4700480), (16, 4112920), (20, 3290336), (28, 2350240), (32, 2056460), (35, 1880192), (37, 1778560), (40, 1645168), (56, 1175120), (64, 1028230), (70, 940096), (74, 889280), (80, 822584), (112, 587560), (128, 514115), (140, 470048), (148, 444640), (160, 411292), (185, 355712), (224, 293780), (259, 254080), (280, 235024), (296, 222320), (320, 205646), (370, 177856), (397, 165760), (448, 146890), (518, 127040), (560, 117512), (592, 111160), (640, 102823), (740, 88928), (794, 82880), (896, 73445), (1036, 63520), (1120, 58756), (1184, 55580), (1295, 50816), (1480, 44464), (1588, 41440), (1985, 33152), (2072, 31760), (2240, 29378), (2368, 27790), (2590, 25408), (2779, 23680), (2960, 22232), (3176, 20720), (3970, 16576), (4144, 15880), (4480, 14689), (4736, 13895), (5180, 12704), (5558, 11840), (5920, 11116), (6352, 10360), (7940, 8288)]