316423040

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:392

約数の個数: 128

約数和(自身を含む): 810777600

約数和(自身を除く): 494354560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 127, 128, 136, 160, 170, 229, 254, 272, 320, 340, 458, 508, 544, 635, 640, 680, 916, 1016, 1088, 1145, 1270, 1360, 1832, 2032, 2159, 2176, 2290, 2540, 2720, 3664, 3893, 4064, 4318, 4580, 5080, 5440, 7328, 7786, 8128, 8636, 9160, 10160, 10795, 10880, 14656, 15572, 16256, 17272, 18320, 19465, 20320, 21590, 29083, 29312, 31144, 34544, 36640, 38930, 40640, 43180, 58166, 62288, 69088, 73280, 77860, 81280, 86360, 116332, 124576, 138176, 145415, 146560, 155720, 172720, 232664, 249152, 276352, 290830, 311440, 345440, 465328, 494411, 498304, 581660, 622880, 690880, 930656, 988822, 1163320, 1245760, 1381760, 1861312, 1977644, 2326640, 2472055, 2491520, 3722624, 3955288, 4653280, 4944110, 7910576, 9306560, 9888220, 15821152, 18613120, 19776440, 31642304, 39552880, 63284608, 79105760, 158211520, 316423040]

約数ペア:

[(1, 316423040), (2, 158211520), (4, 79105760), (5, 63284608), (8, 39552880), (10, 31642304), (16, 19776440), (17, 18613120), (20, 15821152), (32, 9888220), (34, 9306560), (40, 7910576), (64, 4944110), (68, 4653280), (80, 3955288), (85, 3722624), (127, 2491520), (128, 2472055), (136, 2326640), (160, 1977644), (170, 1861312), (229, 1381760), (254, 1245760), (272, 1163320), (320, 988822), (340, 930656), (458, 690880), (508, 622880), (544, 581660), (635, 498304), (640, 494411), (680, 465328), (916, 345440), (1016, 311440), (1088, 290830), (1145, 276352), (1270, 249152), (1360, 232664), (1832, 172720), (2032, 155720), (2159, 146560), (2176, 145415), (2290, 138176), (2540, 124576), (2720, 116332), (3664, 86360), (3893, 81280), (4064, 77860), (4318, 73280), (4580, 69088), (5080, 62288), (5440, 58166), (7328, 43180), (7786, 40640), (8128, 38930), (8636, 36640), (9160, 34544), (10160, 31144), (10795, 29312), (10880, 29083), (14656, 21590), (15572, 20320), (16256, 19465), (17272, 18320)]