313680640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2693}}^1$

素因数の和:2734

約数の個数: 144

約数和(自身を含む): 925098048

約数和(自身を除く): 611417408

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2693, 2912, 3328, 3640, 4160, 4480, 5386, 5824, 7280, 8320, 8960, 10772, 11648, 13465, 14560, 16640, 18851, 21544, 23296, 26930, 29120, 35009, 37702, 43088, 53860, 58240, 70018, 75404, 86176, 94255, 107720, 116480, 140036, 150808, 172352, 175045, 188510, 215440, 245063, 280072, 301616, 344704, 350090, 377020, 430880, 490126, 560144, 603232, 689408, 700180, 754040, 861760, 980252, 1120288, 1206464, 1225315, 1400360, 1508080, 1723520, 1960504, 2240576, 2412928, 2450630, 2800720, 3016160, 3447040, 3921008, 4481152, 4825856, 4901260, 5601440, 6032320, 7842016, 8962304, 9802520, 11202880, 12064640, 15684032, 19605040, 22405760, 24129280, 31368064, 39210080, 44811520, 62736128, 78420160, 156840320, 313680640]

約数ペア:

[(1, 313680640), (2, 156840320), (4, 78420160), (5, 62736128), (7, 44811520), (8, 39210080), (10, 31368064), (13, 24129280), (14, 22405760), (16, 19605040), (20, 15684032), (26, 12064640), (28, 11202880), (32, 9802520), (35, 8962304), (40, 7842016), (52, 6032320), (56, 5601440), (64, 4901260), (65, 4825856), (70, 4481152), (80, 3921008), (91, 3447040), (104, 3016160), (112, 2800720), (128, 2450630), (130, 2412928), (140, 2240576), (160, 1960504), (182, 1723520), (208, 1508080), (224, 1400360), (256, 1225315), (260, 1206464), (280, 1120288), (320, 980252), (364, 861760), (416, 754040), (448, 700180), (455, 689408), (520, 603232), (560, 560144), (640, 490126), (728, 430880), (832, 377020), (896, 350090), (910, 344704), (1040, 301616), (1120, 280072), (1280, 245063), (1456, 215440), (1664, 188510), (1792, 175045), (1820, 172352), (2080, 150808), (2240, 140036), (2693, 116480), (2912, 107720), (3328, 94255), (3640, 86176), (4160, 75404), (4480, 70018), (5386, 58240), (5824, 53860), (7280, 43088), (8320, 37702), (8960, 35009), (10772, 29120), (11648, 26930), (13465, 23296), (14560, 21544), (16640, 18851)]