78906560

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:262

約数の個数: 112

約数和(自身を含む): 200143872

約数和(自身を除く): 121237312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 71, 80, 92, 115, 142, 151, 160, 184, 230, 284, 302, 320, 355, 368, 460, 568, 604, 710, 736, 755, 920, 1136, 1208, 1420, 1472, 1510, 1633, 1840, 2272, 2416, 2840, 3020, 3266, 3473, 3680, 4544, 4832, 5680, 6040, 6532, 6946, 7360, 8165, 9664, 10721, 11360, 12080, 13064, 13892, 16330, 17365, 21442, 22720, 24160, 26128, 27784, 32660, 34730, 42884, 48320, 52256, 53605, 55568, 65320, 69460, 85768, 104512, 107210, 111136, 130640, 138920, 171536, 214420, 222272, 246583, 261280, 277840, 343072, 428840, 493166, 522560, 555680, 686144, 857680, 986332, 1111360, 1232915, 1715360, 1972664, 2465830, 3430720, 3945328, 4931660, 7890656, 9863320, 15781312, 19726640, 39453280, 78906560]

約数ペア:

[(1, 78906560), (2, 39453280), (4, 19726640), (5, 15781312), (8, 9863320), (10, 7890656), (16, 4931660), (20, 3945328), (23, 3430720), (32, 2465830), (40, 1972664), (46, 1715360), (64, 1232915), (71, 1111360), (80, 986332), (92, 857680), (115, 686144), (142, 555680), (151, 522560), (160, 493166), (184, 428840), (230, 343072), (284, 277840), (302, 261280), (320, 246583), (355, 222272), (368, 214420), (460, 171536), (568, 138920), (604, 130640), (710, 111136), (736, 107210), (755, 104512), (920, 85768), (1136, 69460), (1208, 65320), (1420, 55568), (1472, 53605), (1510, 52256), (1633, 48320), (1840, 42884), (2272, 34730), (2416, 32660), (2840, 27784), (3020, 26128), (3266, 24160), (3473, 22720), (3680, 21442), (4544, 17365), (4832, 16330), (5680, 13892), (6040, 13064), (6532, 12080), (6946, 11360), (7360, 10721), (8165, 9664)]