42082720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:270

約数の個数: 96

約数和(自身を含む): 106444800

約数和(自身を除く): 64362080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 109, 127, 152, 160, 190, 218, 254, 304, 380, 436, 508, 545, 608, 635, 760, 872, 1016, 1090, 1270, 1520, 1744, 2032, 2071, 2180, 2413, 2540, 3040, 3488, 4064, 4142, 4360, 4826, 5080, 8284, 8720, 9652, 10160, 10355, 12065, 13843, 16568, 17440, 19304, 20320, 20710, 24130, 27686, 33136, 38608, 41420, 48260, 55372, 66272, 69215, 77216, 82840, 96520, 110744, 138430, 165680, 193040, 221488, 263017, 276860, 331360, 386080, 442976, 526034, 553720, 1052068, 1107440, 1315085, 2104136, 2214880, 2630170, 4208272, 5260340, 8416544, 10520680, 21041360, 42082720]

約数ペア:

[(1, 42082720), (2, 21041360), (4, 10520680), (5, 8416544), (8, 5260340), (10, 4208272), (16, 2630170), (19, 2214880), (20, 2104136), (32, 1315085), (38, 1107440), (40, 1052068), (76, 553720), (80, 526034), (95, 442976), (109, 386080), (127, 331360), (152, 276860), (160, 263017), (190, 221488), (218, 193040), (254, 165680), (304, 138430), (380, 110744), (436, 96520), (508, 82840), (545, 77216), (608, 69215), (635, 66272), (760, 55372), (872, 48260), (1016, 41420), (1090, 38608), (1270, 33136), (1520, 27686), (1744, 24130), (2032, 20710), (2071, 20320), (2180, 19304), (2413, 17440), (2540, 16568), (3040, 13843), (3488, 12065), (4064, 10355), (4142, 10160), (4360, 9652), (4826, 8720), (5080, 8284)]