131939080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:639

約数の個数: 128

約数和(自身を含む): 371508480

約数和(自身を除く): 239569400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 67, 70, 91, 104, 130, 134, 140, 182, 260, 268, 280, 335, 364, 455, 469, 520, 536, 541, 670, 728, 871, 910, 938, 1082, 1340, 1742, 1820, 1876, 2164, 2345, 2680, 2705, 3484, 3640, 3752, 3787, 4328, 4355, 4690, 5410, 6097, 6968, 7033, 7574, 8710, 9380, 10820, 12194, 14066, 15148, 17420, 18760, 18935, 21640, 24388, 28132, 30296, 30485, 34840, 35165, 36247, 37870, 48776, 49231, 56264, 60970, 70330, 72494, 75740, 98462, 121940, 140660, 144988, 151480, 181235, 196924, 243880, 246155, 253729, 281320, 289976, 362470, 393848, 471211, 492310, 507458, 724940, 942422, 984620, 1014916, 1268645, 1449880, 1884844, 1969240, 2029832, 2356055, 2537290, 3298477, 3769688, 4712110, 5074580, 6596954, 9424220, 10149160, 13193908, 16492385, 18848440, 26387816, 32984770, 65969540, 131939080]

約数ペア:

[(1, 131939080), (2, 65969540), (4, 32984770), (5, 26387816), (7, 18848440), (8, 16492385), (10, 13193908), (13, 10149160), (14, 9424220), (20, 6596954), (26, 5074580), (28, 4712110), (35, 3769688), (40, 3298477), (52, 2537290), (56, 2356055), (65, 2029832), (67, 1969240), (70, 1884844), (91, 1449880), (104, 1268645), (130, 1014916), (134, 984620), (140, 942422), (182, 724940), (260, 507458), (268, 492310), (280, 471211), (335, 393848), (364, 362470), (455, 289976), (469, 281320), (520, 253729), (536, 246155), (541, 243880), (670, 196924), (728, 181235), (871, 151480), (910, 144988), (938, 140660), (1082, 121940), (1340, 98462), (1742, 75740), (1820, 72494), (1876, 70330), (2164, 60970), (2345, 56264), (2680, 49231), (2705, 48776), (3484, 37870), (3640, 36247), (3752, 35165), (3787, 34840), (4328, 30485), (4355, 30296), (4690, 28132), (5410, 24388), (6097, 21640), (6968, 18935), (7033, 18760), (7574, 17420), (8710, 15148), (9380, 14066), (10820, 12194)]