307341440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2270

約数の個数: 128

約数和(自身を含む): 867179520

約数和(自身を除く): 559838080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2213, 2240, 2480, 3472, 3968, 4340, 4426, 4480, 4960, 6944, 8680, 8852, 9920, 11065, 13888, 15491, 17360, 17704, 19840, 22130, 27776, 30982, 34720, 35408, 44260, 61964, 68603, 69440, 70816, 77455, 88520, 123928, 137206, 138880, 141632, 154910, 177040, 247856, 274412, 283264, 309820, 343015, 354080, 480221, 495712, 548824, 619640, 686030, 708160, 960442, 991424, 1097648, 1239280, 1372060, 1416320, 1920884, 1982848, 2195296, 2401105, 2478560, 2744120, 3841768, 4390592, 4802210, 4957120, 5488240, 7683536, 8781184, 9604420, 9914240, 10976480, 15367072, 19208840, 21952960, 30734144, 38417680, 43905920, 61468288, 76835360, 153670720, 307341440]

約数ペア:

[(1, 307341440), (2, 153670720), (4, 76835360), (5, 61468288), (7, 43905920), (8, 38417680), (10, 30734144), (14, 21952960), (16, 19208840), (20, 15367072), (28, 10976480), (31, 9914240), (32, 9604420), (35, 8781184), (40, 7683536), (56, 5488240), (62, 4957120), (64, 4802210), (70, 4390592), (80, 3841768), (112, 2744120), (124, 2478560), (128, 2401105), (140, 2195296), (155, 1982848), (160, 1920884), (217, 1416320), (224, 1372060), (248, 1239280), (280, 1097648), (310, 991424), (320, 960442), (434, 708160), (448, 686030), (496, 619640), (560, 548824), (620, 495712), (640, 480221), (868, 354080), (896, 343015), (992, 309820), (1085, 283264), (1120, 274412), (1240, 247856), (1736, 177040), (1984, 154910), (2170, 141632), (2213, 138880), (2240, 137206), (2480, 123928), (3472, 88520), (3968, 77455), (4340, 70816), (4426, 69440), (4480, 68603), (4960, 61964), (6944, 44260), (8680, 35408), (8852, 34720), (9920, 30982), (11065, 27776), (13888, 22130), (15491, 19840), (17360, 17704)]