15691918920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1\times {\mathrm{3557}}^1$

素因数の和:4047

約数の個数: 128

約数和(自身を含む): 47699971200

約数和(自身を除く): 32008052280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 379, 388, 485, 582, 758, 776, 970, 1137, 1164, 1455, 1516, 1895, 1940, 2274, 2328, 2910, 3032, 3557, 3790, 3880, 4548, 5685, 5820, 7114, 7580, 9096, 10671, 11370, 11640, 14228, 15160, 17785, 21342, 22740, 28456, 35570, 36763, 42684, 45480, 53355, 71140, 73526, 85368, 106710, 110289, 142280, 147052, 183815, 213420, 220578, 294104, 345029, 367630, 426840, 441156, 551445, 690058, 735260, 882312, 1035087, 1102890, 1348103, 1380116, 1470520, 1725145, 2070174, 2205780, 2696206, 2760232, 3450290, 4044309, 4140348, 4411560, 5175435, 5392412, 6740515, 6900580, 8088618, 8280696, 10350870, 10784824, 13481030, 13801160, 16177236, 20221545, 20701740, 26962060, 32354472, 40443090, 41403480, 53924120, 80886180, 130765991, 161772360, 261531982, 392297973, 523063964, 653829955, 784595946, 1046127928, 1307659910, 1569191892, 1961489865, 2615319820, 3138383784, 3922979730, 5230639640, 7845959460, 15691918920]

約数ペア:

[(1, 15691918920), (2, 7845959460), (3, 5230639640), (4, 3922979730), (5, 3138383784), (6, 2615319820), (8, 1961489865), (10, 1569191892), (12, 1307659910), (15, 1046127928), (20, 784595946), (24, 653829955), (30, 523063964), (40, 392297973), (60, 261531982), (97, 161772360), (120, 130765991), (194, 80886180), (291, 53924120), (379, 41403480), (388, 40443090), (485, 32354472), (582, 26962060), (758, 20701740), (776, 20221545), (970, 16177236), (1137, 13801160), (1164, 13481030), (1455, 10784824), (1516, 10350870), (1895, 8280696), (1940, 8088618), (2274, 6900580), (2328, 6740515), (2910, 5392412), (3032, 5175435), (3557, 4411560), (3790, 4140348), (3880, 4044309), (4548, 3450290), (5685, 2760232), (5820, 2696206), (7114, 2205780), (7580, 2070174), (9096, 1725145), (10671, 1470520), (11370, 1380116), (11640, 1348103), (14228, 1102890), (15160, 1035087), (17785, 882312), (21342, 735260), (22740, 690058), (28456, 551445), (35570, 441156), (36763, 426840), (42684, 367630), (45480, 345029), (53355, 294104), (71140, 220578), (73526, 213420), (85368, 183815), (106710, 147052), (110289, 142280)]