66623440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 176316840

約数和(自身を除く): 109693400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 47, 52, 58, 65, 80, 94, 104, 116, 130, 145, 188, 208, 232, 235, 260, 290, 376, 377, 464, 470, 520, 580, 611, 752, 754, 940, 1040, 1160, 1222, 1363, 1508, 1880, 1885, 2209, 2320, 2444, 2726, 3016, 3055, 3760, 3770, 4418, 4888, 5452, 6032, 6110, 6815, 7540, 8836, 9776, 10904, 11045, 12220, 13630, 15080, 17672, 17719, 21808, 22090, 24440, 27260, 28717, 30160, 35344, 35438, 44180, 48880, 54520, 57434, 64061, 70876, 88360, 88595, 109040, 114868, 128122, 141752, 143585, 176720, 177190, 229736, 256244, 283504, 287170, 320305, 354380, 459472, 512488, 574340, 640610, 708760, 832793, 1024976, 1148680, 1281220, 1417520, 1665586, 2297360, 2562440, 3331172, 4163965, 5124880, 6662344, 8327930, 13324688, 16655860, 33311720, 66623440]

約数ペア:

[(1, 66623440), (2, 33311720), (4, 16655860), (5, 13324688), (8, 8327930), (10, 6662344), (13, 5124880), (16, 4163965), (20, 3331172), (26, 2562440), (29, 2297360), (40, 1665586), (47, 1417520), (52, 1281220), (58, 1148680), (65, 1024976), (80, 832793), (94, 708760), (104, 640610), (116, 574340), (130, 512488), (145, 459472), (188, 354380), (208, 320305), (232, 287170), (235, 283504), (260, 256244), (290, 229736), (376, 177190), (377, 176720), (464, 143585), (470, 141752), (520, 128122), (580, 114868), (611, 109040), (752, 88595), (754, 88360), (940, 70876), (1040, 64061), (1160, 57434), (1222, 54520), (1363, 48880), (1508, 44180), (1880, 35438), (1885, 35344), (2209, 30160), (2320, 28717), (2444, 27260), (2726, 24440), (3016, 22090), (3055, 21808), (3760, 17719), (3770, 17672), (4418, 15080), (4888, 13630), (5452, 12220), (6032, 11045), (6110, 10904), (6815, 9776), (7540, 8836)]