315626240

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 805303296

約数和(自身を除く): 489677056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 71, 80, 92, 115, 128, 142, 151, 160, 184, 230, 256, 284, 302, 320, 355, 368, 460, 568, 604, 640, 710, 736, 755, 920, 1136, 1208, 1280, 1420, 1472, 1510, 1633, 1840, 2272, 2416, 2840, 2944, 3020, 3266, 3473, 3680, 4544, 4832, 5680, 5888, 6040, 6532, 6946, 7360, 8165, 9088, 9664, 10721, 11360, 12080, 13064, 13892, 14720, 16330, 17365, 18176, 19328, 21442, 22720, 24160, 26128, 27784, 29440, 32660, 34730, 38656, 42884, 45440, 48320, 52256, 53605, 55568, 65320, 69460, 85768, 90880, 96640, 104512, 107210, 111136, 130640, 138920, 171536, 193280, 209024, 214420, 222272, 246583, 261280, 277840, 343072, 418048, 428840, 444544, 493166, 522560, 555680, 686144, 857680, 889088, 986332, 1045120, 1111360, 1232915, 1372288, 1715360, 1972664, 2090240, 2222720, 2465830, 2744576, 3430720, 3945328, 4445440, 4931660, 6861440, 7890656, 9863320, 13722880, 15781312, 19726640, 31562624, 39453280, 63125248, 78906560, 157813120, 315626240]

約数ペア:

[(1, 315626240), (2, 157813120), (4, 78906560), (5, 63125248), (8, 39453280), (10, 31562624), (16, 19726640), (20, 15781312), (23, 13722880), (32, 9863320), (40, 7890656), (46, 6861440), (64, 4931660), (71, 4445440), (80, 3945328), (92, 3430720), (115, 2744576), (128, 2465830), (142, 2222720), (151, 2090240), (160, 1972664), (184, 1715360), (230, 1372288), (256, 1232915), (284, 1111360), (302, 1045120), (320, 986332), (355, 889088), (368, 857680), (460, 686144), (568, 555680), (604, 522560), (640, 493166), (710, 444544), (736, 428840), (755, 418048), (920, 343072), (1136, 277840), (1208, 261280), (1280, 246583), (1420, 222272), (1472, 214420), (1510, 209024), (1633, 193280), (1840, 171536), (2272, 138920), (2416, 130640), (2840, 111136), (2944, 107210), (3020, 104512), (3266, 96640), (3473, 90880), (3680, 85768), (4544, 69460), (4832, 65320), (5680, 55568), (5888, 53605), (6040, 52256), (6532, 48320), (6946, 45440), (7360, 42884), (8165, 38656), (9088, 34730), (9664, 32660), (10721, 29440), (11360, 27784), (12080, 26128), (13064, 24160), (13892, 22720), (14720, 21442), (16330, 19328), (17365, 18176)]