243797680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{25609}}^1$

素因数の和:25646

約数の個数: 80

約数和(自身を含む): 685938240

約数和(自身を除く): 442140560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 25609, 51218, 102436, 128045, 179263, 204872, 256090, 358526, 409744, 435353, 512180, 717052, 870706, 896315, 1024360, 1434104, 1741412, 1792630, 2048720, 2176765, 2868208, 3047471, 3482824, 3585260, 4353530, 6094942, 6965648, 7170520, 8707060, 12189884, 14341040, 15237355, 17414120, 24379768, 30474710, 34828240, 48759536, 60949420, 121898840, 243797680]

約数ペア:

[(1, 243797680), (2, 121898840), (4, 60949420), (5, 48759536), (7, 34828240), (8, 30474710), (10, 24379768), (14, 17414120), (16, 15237355), (17, 14341040), (20, 12189884), (28, 8707060), (34, 7170520), (35, 6965648), (40, 6094942), (56, 4353530), (68, 3585260), (70, 3482824), (80, 3047471), (85, 2868208), (112, 2176765), (119, 2048720), (136, 1792630), (140, 1741412), (170, 1434104), (238, 1024360), (272, 896315), (280, 870706), (340, 717052), (476, 512180), (560, 435353), (595, 409744), (680, 358526), (952, 256090), (1190, 204872), (1360, 179263), (1904, 128045), (2380, 102436), (4760, 51218), (9520, 25609)]