78407520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{431}}^1$

素因数の和:828

約数の個数: 96

約数和(自身を含む): 248209920

約数和(自身を除く): 169802400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 379, 431, 480, 758, 862, 1137, 1293, 1516, 1724, 1895, 2155, 2274, 2586, 3032, 3448, 3790, 4310, 4548, 5172, 5685, 6064, 6465, 6896, 7580, 8620, 9096, 10344, 11370, 12128, 12930, 13792, 15160, 17240, 18192, 20688, 22740, 25860, 30320, 34480, 36384, 41376, 45480, 51720, 60640, 68960, 90960, 103440, 163349, 181920, 206880, 326698, 490047, 653396, 816745, 980094, 1306792, 1633490, 1960188, 2450235, 2613584, 3266980, 3920376, 4900470, 5227168, 6533960, 7840752, 9800940, 13067920, 15681504, 19601880, 26135840, 39203760, 78407520]

約数ペア:

[(1, 78407520), (2, 39203760), (3, 26135840), (4, 19601880), (5, 15681504), (6, 13067920), (8, 9800940), (10, 7840752), (12, 6533960), (15, 5227168), (16, 4900470), (20, 3920376), (24, 3266980), (30, 2613584), (32, 2450235), (40, 1960188), (48, 1633490), (60, 1306792), (80, 980094), (96, 816745), (120, 653396), (160, 490047), (240, 326698), (379, 206880), (431, 181920), (480, 163349), (758, 103440), (862, 90960), (1137, 68960), (1293, 60640), (1516, 51720), (1724, 45480), (1895, 41376), (2155, 36384), (2274, 34480), (2586, 30320), (3032, 25860), (3448, 22740), (3790, 20688), (4310, 18192), (4548, 17240), (5172, 15160), (5685, 13792), (6064, 12930), (6465, 12128), (6896, 11370), (7580, 10344), (8620, 9096)]