247904148840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{78577}}^1$

素因数の和:79083

約数の個数: 128

約数和(自身を含む): 757667934720

約数和(自身を除く): 509763785880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 431, 488, 610, 732, 862, 915, 1220, 1293, 1464, 1724, 1830, 2155, 2440, 2586, 3448, 3660, 4310, 5172, 6465, 7320, 8620, 10344, 12930, 17240, 25860, 26291, 51720, 52582, 78577, 78873, 105164, 131455, 157154, 157746, 210328, 235731, 262910, 314308, 315492, 392885, 394365, 471462, 525820, 628616, 630984, 785770, 788730, 942924, 1051640, 1178655, 1571540, 1577460, 1885848, 2357310, 3143080, 3154920, 4714620, 4793197, 9429240, 9586394, 14379591, 19172788, 23965985, 28759182, 33866687, 38345576, 47931970, 57518364, 67733374, 71897955, 95863940, 101600061, 115036728, 135466748, 143795910, 169333435, 191727880, 203200122, 270933496, 287591820, 338666870, 406400244, 508000305, 575183640, 677333740, 812800488, 1016000610, 1354667480, 2032001220, 2065867907, 4064002440, 4131735814, 6197603721, 8263471628, 10329339535, 12395207442, 16526943256, 20658679070, 24790414884, 30988018605, 41317358140, 49580829768, 61976037210, 82634716280, 123952074420, 247904148840]

約数ペア:

[(1, 247904148840), (2, 123952074420), (3, 82634716280), (4, 61976037210), (5, 49580829768), (6, 41317358140), (8, 30988018605), (10, 24790414884), (12, 20658679070), (15, 16526943256), (20, 12395207442), (24, 10329339535), (30, 8263471628), (40, 6197603721), (60, 4131735814), (61, 4064002440), (120, 2065867907), (122, 2032001220), (183, 1354667480), (244, 1016000610), (305, 812800488), (366, 677333740), (431, 575183640), (488, 508000305), (610, 406400244), (732, 338666870), (862, 287591820), (915, 270933496), (1220, 203200122), (1293, 191727880), (1464, 169333435), (1724, 143795910), (1830, 135466748), (2155, 115036728), (2440, 101600061), (2586, 95863940), (3448, 71897955), (3660, 67733374), (4310, 57518364), (5172, 47931970), (6465, 38345576), (7320, 33866687), (8620, 28759182), (10344, 23965985), (12930, 19172788), (17240, 14379591), (25860, 9586394), (26291, 9429240), (51720, 4793197), (52582, 4714620), (78577, 3154920), (78873, 3143080), (105164, 2357310), (131455, 1885848), (157154, 1577460), (157746, 1571540), (210328, 1178655), (235731, 1051640), (262910, 942924), (314308, 788730), (315492, 785770), (392885, 630984), (394365, 628616), (471462, 525820)]