209088880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:424

約数の個数: 240

約数和(自身を含む): 666144864

約数和(自身を除く): 457055984

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 80, 88, 91, 98, 104, 110, 112, 130, 140, 143, 154, 176, 182, 196, 208, 220, 245, 260, 280, 286, 308, 364, 373, 385, 392, 440, 455, 490, 520, 539, 560, 572, 616, 637, 715, 728, 746, 770, 784, 880, 910, 980, 1001, 1040, 1078, 1144, 1232, 1274, 1430, 1456, 1492, 1540, 1820, 1865, 1960, 2002, 2156, 2288, 2548, 2611, 2695, 2860, 2984, 3080, 3185, 3640, 3730, 3920, 4004, 4103, 4312, 4849, 5005, 5096, 5222, 5390, 5720, 5968, 6160, 6370, 7007, 7280, 7460, 8008, 8206, 8624, 9698, 10010, 10192, 10444, 10780, 11440, 12740, 13055, 14014, 14920, 16016, 16412, 18277, 19396, 20020, 20515, 20888, 21560, 24245, 25480, 26110, 28028, 28721, 29840, 32824, 33943, 35035, 36554, 38792, 40040, 41030, 41776, 43120, 48490, 50960, 52220, 53339, 56056, 57442, 65648, 67886, 70070, 73108, 77584, 80080, 82060, 91385, 96980, 104440, 106678, 112112, 114884, 135772, 140140, 143605, 146216, 164120, 169715, 182770, 193960, 201047, 208880, 213356, 229768, 237601, 266695, 271544, 280280, 287210, 292432, 328240, 339430, 365540, 373373, 387920, 402094, 426712, 459536, 475202, 533390, 543088, 560560, 574420, 678860, 731080, 746746, 804188, 853424, 950404, 1005235, 1066780, 1148840, 1188005, 1357720, 1462160, 1493492, 1608376, 1866865, 1900808, 2010470, 2133560, 2297680, 2376010, 2613611, 2715440, 2986984, 3216752, 3733730, 3801616, 4020940, 4267120, 4752020, 5227222, 5973968, 7467460, 8041880, 9504040, 10454444, 13068055, 14934920, 16083760, 19008080, 20908888, 26136110, 29869840, 41817776, 52272220, 104544440, 209088880]

約数ペア:

[(1, 209088880), (2, 104544440), (4, 52272220), (5, 41817776), (7, 29869840), (8, 26136110), (10, 20908888), (11, 19008080), (13, 16083760), (14, 14934920), (16, 13068055), (20, 10454444), (22, 9504040), (26, 8041880), (28, 7467460), (35, 5973968), (40, 5227222), (44, 4752020), (49, 4267120), (52, 4020940), (55, 3801616), (56, 3733730), (65, 3216752), (70, 2986984), (77, 2715440), (80, 2613611), (88, 2376010), (91, 2297680), (98, 2133560), (104, 2010470), (110, 1900808), (112, 1866865), (130, 1608376), (140, 1493492), (143, 1462160), (154, 1357720), (176, 1188005), (182, 1148840), (196, 1066780), (208, 1005235), (220, 950404), (245, 853424), (260, 804188), (280, 746746), (286, 731080), (308, 678860), (364, 574420), (373, 560560), (385, 543088), (392, 533390), (440, 475202), (455, 459536), (490, 426712), (520, 402094), (539, 387920), (560, 373373), (572, 365540), (616, 339430), (637, 328240), (715, 292432), (728, 287210), (746, 280280), (770, 271544), (784, 266695), (880, 237601), (910, 229768), (980, 213356), (1001, 208880), (1040, 201047), (1078, 193960), (1144, 182770), (1232, 169715), (1274, 164120), (1430, 146216), (1456, 143605), (1492, 140140), (1540, 135772), (1820, 114884), (1865, 112112), (1960, 106678), (2002, 104440), (2156, 96980), (2288, 91385), (2548, 82060), (2611, 80080), (2695, 77584), (2860, 73108), (2984, 70070), (3080, 67886), (3185, 65648), (3640, 57442), (3730, 56056), (3920, 53339), (4004, 52220), (4103, 50960), (4312, 48490), (4849, 43120), (5005, 41776), (5096, 41030), (5222, 40040), (5390, 38792), (5720, 36554), (5968, 35035), (6160, 33943), (6370, 32824), (7007, 29840), (7280, 28721), (7460, 28028), (8008, 26110), (8206, 25480), (8624, 24245), (9698, 21560), (10010, 20888), (10192, 20515), (10444, 20020), (10780, 19396), (11440, 18277), (12740, 16412), (13055, 16016), (14014, 14920)]