48739920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{653}}^1$

素因数の和:980

約数の個数: 80

約数和(自身を含む): 151811712

約数和(自身を除く): 103071792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 311, 622, 653, 933, 1244, 1306, 1555, 1866, 1959, 2488, 2612, 3110, 3265, 3732, 3918, 4665, 4976, 5224, 6220, 6530, 7464, 7836, 9330, 9795, 10448, 12440, 13060, 14928, 15672, 18660, 19590, 24880, 26120, 31344, 37320, 39180, 52240, 74640, 78360, 156720, 203083, 406166, 609249, 812332, 1015415, 1218498, 1624664, 2030830, 2436996, 3046245, 3249328, 4061660, 4873992, 6092490, 8123320, 9747984, 12184980, 16246640, 24369960, 48739920]

約数ペア:

[(1, 48739920), (2, 24369960), (3, 16246640), (4, 12184980), (5, 9747984), (6, 8123320), (8, 6092490), (10, 4873992), (12, 4061660), (15, 3249328), (16, 3046245), (20, 2436996), (24, 2030830), (30, 1624664), (40, 1218498), (48, 1015415), (60, 812332), (80, 609249), (120, 406166), (240, 203083), (311, 156720), (622, 78360), (653, 74640), (933, 52240), (1244, 39180), (1306, 37320), (1555, 31344), (1866, 26120), (1959, 24880), (2488, 19590), (2612, 18660), (3110, 15672), (3265, 14928), (3732, 13060), (3918, 12440), (4665, 10448), (4976, 9795), (5224, 9330), (6220, 7836), (6530, 7464)]