42757920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1291}}^1$

素因数の和:1335

約数の個数: 144

約数和(自身を含む): 152373312

約数和(自身を除く): 109615392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 207, 230, 240, 276, 288, 345, 360, 368, 414, 460, 480, 552, 690, 720, 736, 828, 920, 1035, 1104, 1291, 1380, 1440, 1656, 1840, 2070, 2208, 2582, 2760, 3312, 3680, 3873, 4140, 5164, 5520, 6455, 6624, 7746, 8280, 10328, 11040, 11619, 12910, 15492, 16560, 19365, 20656, 23238, 25820, 29693, 30984, 33120, 38730, 41312, 46476, 51640, 58095, 59386, 61968, 77460, 89079, 92952, 103280, 116190, 118772, 123936, 148465, 154920, 178158, 185904, 206560, 232380, 237544, 267237, 296930, 309840, 356316, 371808, 445395, 464760, 475088, 534474, 593860, 619680, 712632, 890790, 929520, 950176, 1068948, 1187720, 1336185, 1425264, 1781580, 1859040, 2137896, 2375440, 2672370, 2850528, 3563160, 4275792, 4750880, 5344740, 7126320, 8551584, 10689480, 14252640, 21378960, 42757920]

約数ペア:

[(1, 42757920), (2, 21378960), (3, 14252640), (4, 10689480), (5, 8551584), (6, 7126320), (8, 5344740), (9, 4750880), (10, 4275792), (12, 3563160), (15, 2850528), (16, 2672370), (18, 2375440), (20, 2137896), (23, 1859040), (24, 1781580), (30, 1425264), (32, 1336185), (36, 1187720), (40, 1068948), (45, 950176), (46, 929520), (48, 890790), (60, 712632), (69, 619680), (72, 593860), (80, 534474), (90, 475088), (92, 464760), (96, 445395), (115, 371808), (120, 356316), (138, 309840), (144, 296930), (160, 267237), (180, 237544), (184, 232380), (207, 206560), (230, 185904), (240, 178158), (276, 154920), (288, 148465), (345, 123936), (360, 118772), (368, 116190), (414, 103280), (460, 92952), (480, 89079), (552, 77460), (690, 61968), (720, 59386), (736, 58095), (828, 51640), (920, 46476), (1035, 41312), (1104, 38730), (1291, 33120), (1380, 30984), (1440, 29693), (1656, 25820), (1840, 23238), (2070, 20656), (2208, 19365), (2582, 16560), (2760, 15492), (3312, 12910), (3680, 11619), (3873, 11040), (4140, 10328), (5164, 8280), (5520, 7746), (6455, 6624)]