39840480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 144

約数和(自身を含む): 138181680

約数和(自身を除く): 98341200

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, 160, 180, 219, 240, 288, 292, 360, 365, 379, 438, 480, 584, 657, 720, 730, 758, 876, 1095, 1137, 1168, 1314, 1440, 1460, 1516, 1752, 1895, 2190, 2274, 2336, 2628, 2920, 3032, 3285, 3411, 3504, 3790, 4380, 4548, 5256, 5685, 5840, 6064, 6570, 6822, 7008, 7580, 8760, 9096, 10512, 11370, 11680, 12128, 13140, 13644, 15160, 17055, 17520, 18192, 21024, 22740, 26280, 27288, 27667, 30320, 34110, 35040, 36384, 45480, 52560, 54576, 55334, 60640, 68220, 83001, 90960, 105120, 109152, 110668, 136440, 138335, 166002, 181920, 221336, 249003, 272880, 276670, 332004, 415005, 442672, 498006, 545760, 553340, 664008, 830010, 885344, 996012, 1106680, 1245015, 1328016, 1660020, 1992024, 2213360, 2490030, 2656032, 3320040, 3984048, 4426720, 4980060, 6640080, 7968096, 9960120, 13280160, 19920240, 39840480]

約数ペア:

[(1, 39840480), (2, 19920240), (3, 13280160), (4, 9960120), (5, 7968096), (6, 6640080), (8, 4980060), (9, 4426720), (10, 3984048), (12, 3320040), (15, 2656032), (16, 2490030), (18, 2213360), (20, 1992024), (24, 1660020), (30, 1328016), (32, 1245015), (36, 1106680), (40, 996012), (45, 885344), (48, 830010), (60, 664008), (72, 553340), (73, 545760), (80, 498006), (90, 442672), (96, 415005), (120, 332004), (144, 276670), (146, 272880), (160, 249003), (180, 221336), (219, 181920), (240, 166002), (288, 138335), (292, 136440), (360, 110668), (365, 109152), (379, 105120), (438, 90960), (480, 83001), (584, 68220), (657, 60640), (720, 55334), (730, 54576), (758, 52560), (876, 45480), (1095, 36384), (1137, 35040), (1168, 34110), (1314, 30320), (1440, 27667), (1460, 27288), (1516, 26280), (1752, 22740), (1895, 21024), (2190, 18192), (2274, 17520), (2336, 17055), (2628, 15160), (2920, 13644), (3032, 13140), (3285, 12128), (3411, 11680), (3504, 11370), (3790, 10512), (4380, 9096), (4548, 8760), (5256, 7580), (5685, 7008), (5840, 6822), (6064, 6570)]