656267280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2049

約数の個数: 160

約数和(自身を含む): 2158790400

約数和(自身を除く): 1502523120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 61, 69, 80, 92, 115, 120, 122, 138, 183, 184, 230, 240, 244, 276, 305, 345, 366, 368, 460, 488, 552, 610, 690, 732, 915, 920, 976, 1104, 1220, 1380, 1403, 1464, 1830, 1840, 1949, 2440, 2760, 2806, 2928, 3660, 3898, 4209, 4880, 5520, 5612, 5847, 7015, 7320, 7796, 8418, 9745, 11224, 11694, 14030, 14640, 15592, 16836, 19490, 21045, 22448, 23388, 28060, 29235, 31184, 33672, 38980, 42090, 44827, 46776, 56120, 58470, 67344, 77960, 84180, 89654, 93552, 112240, 116940, 118889, 134481, 155920, 168360, 179308, 224135, 233880, 237778, 268962, 336720, 356667, 358616, 448270, 467760, 475556, 537924, 594445, 672405, 713334, 717232, 896540, 951112, 1075848, 1188890, 1344810, 1426668, 1783335, 1793080, 1902224, 2151696, 2377780, 2689620, 2734447, 2853336, 3566670, 3586160, 4755560, 5379240, 5468894, 5706672, 7133340, 8203341, 9511120, 10758480, 10937788, 13672235, 14266680, 16406682, 21875576, 27344470, 28533360, 32813364, 41016705, 43751152, 54688940, 65626728, 82033410, 109377880, 131253456, 164066820, 218755760, 328133640, 656267280]

約数ペア:

[(1, 656267280), (2, 328133640), (3, 218755760), (4, 164066820), (5, 131253456), (6, 109377880), (8, 82033410), (10, 65626728), (12, 54688940), (15, 43751152), (16, 41016705), (20, 32813364), (23, 28533360), (24, 27344470), (30, 21875576), (40, 16406682), (46, 14266680), (48, 13672235), (60, 10937788), (61, 10758480), (69, 9511120), (80, 8203341), (92, 7133340), (115, 5706672), (120, 5468894), (122, 5379240), (138, 4755560), (183, 3586160), (184, 3566670), (230, 2853336), (240, 2734447), (244, 2689620), (276, 2377780), (305, 2151696), (345, 1902224), (366, 1793080), (368, 1783335), (460, 1426668), (488, 1344810), (552, 1188890), (610, 1075848), (690, 951112), (732, 896540), (915, 717232), (920, 713334), (976, 672405), (1104, 594445), (1220, 537924), (1380, 475556), (1403, 467760), (1464, 448270), (1830, 358616), (1840, 356667), (1949, 336720), (2440, 268962), (2760, 237778), (2806, 233880), (2928, 224135), (3660, 179308), (3898, 168360), (4209, 155920), (4880, 134481), (5520, 118889), (5612, 116940), (5847, 112240), (7015, 93552), (7320, 89654), (7796, 84180), (8418, 77960), (9745, 67344), (11224, 58470), (11694, 56120), (14030, 46776), (14640, 44827), (15592, 42090), (16836, 38980), (19490, 33672), (21045, 31184), (22448, 29235), (23388, 28060)]