42045920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 119968128

約数和(自身を除く): 77922208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 173, 196, 217, 224, 245, 248, 280, 310, 346, 392, 434, 490, 496, 560, 620, 692, 784, 865, 868, 980, 992, 1085, 1120, 1211, 1240, 1384, 1519, 1568, 1730, 1736, 1960, 2170, 2422, 2480, 2768, 3038, 3460, 3472, 3920, 4340, 4844, 4960, 5363, 5536, 6055, 6076, 6920, 6944, 7595, 7840, 8477, 8680, 9688, 10726, 12110, 12152, 13840, 15190, 16954, 17360, 19376, 21452, 24220, 24304, 26815, 27680, 30380, 33908, 34720, 37541, 38752, 42385, 42904, 48440, 48608, 53630, 60760, 67816, 75082, 84770, 85808, 96880, 107260, 121520, 135632, 150164, 169540, 171616, 187705, 193760, 214520, 243040, 262787, 271264, 300328, 339080, 375410, 429040, 525574, 600656, 678160, 750820, 858080, 1051148, 1201312, 1313935, 1356320, 1501640, 2102296, 2627870, 3003280, 4204592, 5255740, 6006560, 8409184, 10511480, 21022960, 42045920]

約数ペア:

[(1, 42045920), (2, 21022960), (4, 10511480), (5, 8409184), (7, 6006560), (8, 5255740), (10, 4204592), (14, 3003280), (16, 2627870), (20, 2102296), (28, 1501640), (31, 1356320), (32, 1313935), (35, 1201312), (40, 1051148), (49, 858080), (56, 750820), (62, 678160), (70, 600656), (80, 525574), (98, 429040), (112, 375410), (124, 339080), (140, 300328), (155, 271264), (160, 262787), (173, 243040), (196, 214520), (217, 193760), (224, 187705), (245, 171616), (248, 169540), (280, 150164), (310, 135632), (346, 121520), (392, 107260), (434, 96880), (490, 85808), (496, 84770), (560, 75082), (620, 67816), (692, 60760), (784, 53630), (865, 48608), (868, 48440), (980, 42904), (992, 42385), (1085, 38752), (1120, 37541), (1211, 34720), (1240, 33908), (1384, 30380), (1519, 27680), (1568, 26815), (1730, 24304), (1736, 24220), (1960, 21452), (2170, 19376), (2422, 17360), (2480, 16954), (2768, 15190), (3038, 13840), (3460, 12152), (3472, 12110), (3920, 10726), (4340, 9688), (4844, 8680), (4960, 8477), (5363, 7840), (5536, 7595), (6055, 6944), (6076, 6920)]