395203480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:713

約数の個数: 128

約数和(自身を含む): 1072051200

約数和(自身を除く): 676847720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 109, 115, 140, 161, 184, 218, 230, 280, 322, 436, 460, 545, 563, 644, 763, 805, 872, 920, 1090, 1126, 1288, 1526, 1610, 2180, 2252, 2507, 2815, 3052, 3220, 3815, 3941, 4360, 4504, 5014, 5630, 6104, 6440, 7630, 7882, 10028, 11260, 12535, 12949, 15260, 15764, 17549, 19705, 20056, 22520, 25070, 25898, 30520, 31528, 35098, 39410, 50140, 51796, 61367, 64745, 70196, 78820, 87745, 90643, 100280, 103592, 122734, 129490, 140392, 157640, 175490, 181286, 245468, 258980, 306835, 350980, 362572, 429569, 453215, 490936, 517960, 613670, 701960, 725144, 859138, 906430, 1227340, 1411441, 1718276, 1812860, 2147845, 2454680, 2822882, 3436552, 3625720, 4295690, 5645764, 7057205, 8591380, 9880087, 11291528, 14114410, 17182760, 19760174, 28228820, 39520348, 49400435, 56457640, 79040696, 98800870, 197601740, 395203480]

約数ペア:

[(1, 395203480), (2, 197601740), (4, 98800870), (5, 79040696), (7, 56457640), (8, 49400435), (10, 39520348), (14, 28228820), (20, 19760174), (23, 17182760), (28, 14114410), (35, 11291528), (40, 9880087), (46, 8591380), (56, 7057205), (70, 5645764), (92, 4295690), (109, 3625720), (115, 3436552), (140, 2822882), (161, 2454680), (184, 2147845), (218, 1812860), (230, 1718276), (280, 1411441), (322, 1227340), (436, 906430), (460, 859138), (545, 725144), (563, 701960), (644, 613670), (763, 517960), (805, 490936), (872, 453215), (920, 429569), (1090, 362572), (1126, 350980), (1288, 306835), (1526, 258980), (1610, 245468), (2180, 181286), (2252, 175490), (2507, 157640), (2815, 140392), (3052, 129490), (3220, 122734), (3815, 103592), (3941, 100280), (4360, 90643), (4504, 87745), (5014, 78820), (5630, 70196), (6104, 64745), (6440, 61367), (7630, 51796), (7882, 50140), (10028, 39410), (11260, 35098), (12535, 31528), (12949, 30520), (15260, 25898), (15764, 25070), (17549, 22520), (19705, 20056)]