16503840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 57454488

約数和(自身を除く): 40950648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 73, 80, 90, 96, 120, 144, 146, 157, 160, 180, 219, 240, 288, 292, 314, 360, 365, 438, 471, 480, 584, 628, 657, 720, 730, 785, 876, 942, 1095, 1168, 1256, 1314, 1413, 1440, 1460, 1570, 1752, 1884, 2190, 2336, 2355, 2512, 2628, 2826, 2920, 3140, 3285, 3504, 3768, 4380, 4710, 5024, 5256, 5652, 5840, 6280, 6570, 7008, 7065, 7536, 8760, 9420, 10512, 11304, 11461, 11680, 12560, 13140, 14130, 15072, 17520, 18840, 21024, 22608, 22922, 25120, 26280, 28260, 34383, 35040, 37680, 45216, 45844, 52560, 56520, 57305, 68766, 75360, 91688, 103149, 105120, 113040, 114610, 137532, 171915, 183376, 206298, 226080, 229220, 275064, 343830, 366752, 412596, 458440, 515745, 550128, 687660, 825192, 916880, 1031490, 1100256, 1375320, 1650384, 1833760, 2062980, 2750640, 3300768, 4125960, 5501280, 8251920, 16503840]

約数ペア:

[(1, 16503840), (2, 8251920), (3, 5501280), (4, 4125960), (5, 3300768), (6, 2750640), (8, 2062980), (9, 1833760), (10, 1650384), (12, 1375320), (15, 1100256), (16, 1031490), (18, 916880), (20, 825192), (24, 687660), (30, 550128), (32, 515745), (36, 458440), (40, 412596), (45, 366752), (48, 343830), (60, 275064), (72, 229220), (73, 226080), (80, 206298), (90, 183376), (96, 171915), (120, 137532), (144, 114610), (146, 113040), (157, 105120), (160, 103149), (180, 91688), (219, 75360), (240, 68766), (288, 57305), (292, 56520), (314, 52560), (360, 45844), (365, 45216), (438, 37680), (471, 35040), (480, 34383), (584, 28260), (628, 26280), (657, 25120), (720, 22922), (730, 22608), (785, 21024), (876, 18840), (942, 17520), (1095, 15072), (1168, 14130), (1256, 13140), (1314, 12560), (1413, 11680), (1440, 11461), (1460, 11304), (1570, 10512), (1752, 9420), (1884, 8760), (2190, 7536), (2336, 7065), (2355, 7008), (2512, 6570), (2628, 6280), (2826, 5840), (2920, 5652), (3140, 5256), (3285, 5024), (3504, 4710), (3768, 4380)]