57251920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 160

約数和(自身を含む): 159096960

約数和(自身を除く): 101845040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 43, 44, 55, 68, 80, 85, 86, 88, 89, 110, 136, 170, 172, 176, 178, 187, 215, 220, 272, 340, 344, 356, 374, 430, 440, 445, 473, 680, 688, 712, 731, 748, 860, 880, 890, 935, 946, 979, 1360, 1424, 1462, 1496, 1513, 1720, 1780, 1870, 1892, 1958, 2365, 2924, 2992, 3026, 3440, 3560, 3655, 3740, 3784, 3827, 3916, 4730, 4895, 5848, 6052, 7120, 7310, 7480, 7565, 7568, 7654, 7832, 8041, 9460, 9790, 11696, 12104, 14620, 14960, 15130, 15308, 15664, 16082, 16643, 18920, 19135, 19580, 24208, 29240, 30260, 30616, 32164, 33286, 37840, 38270, 39160, 40205, 42097, 58480, 60520, 61232, 64328, 65059, 66572, 76540, 78320, 80410, 83215, 84194, 121040, 128656, 130118, 133144, 153080, 160820, 166430, 168388, 210485, 260236, 266288, 306160, 321640, 325295, 332860, 336776, 420970, 520472, 643280, 650590, 665720, 673552, 715649, 841940, 1040944, 1301180, 1331440, 1431298, 1683880, 2602360, 2862596, 3367760, 3578245, 5204720, 5725192, 7156490, 11450384, 14312980, 28625960, 57251920]

約数ペア:

[(1, 57251920), (2, 28625960), (4, 14312980), (5, 11450384), (8, 7156490), (10, 5725192), (11, 5204720), (16, 3578245), (17, 3367760), (20, 2862596), (22, 2602360), (34, 1683880), (40, 1431298), (43, 1331440), (44, 1301180), (55, 1040944), (68, 841940), (80, 715649), (85, 673552), (86, 665720), (88, 650590), (89, 643280), (110, 520472), (136, 420970), (170, 336776), (172, 332860), (176, 325295), (178, 321640), (187, 306160), (215, 266288), (220, 260236), (272, 210485), (340, 168388), (344, 166430), (356, 160820), (374, 153080), (430, 133144), (440, 130118), (445, 128656), (473, 121040), (680, 84194), (688, 83215), (712, 80410), (731, 78320), (748, 76540), (860, 66572), (880, 65059), (890, 64328), (935, 61232), (946, 60520), (979, 58480), (1360, 42097), (1424, 40205), (1462, 39160), (1496, 38270), (1513, 37840), (1720, 33286), (1780, 32164), (1870, 30616), (1892, 30260), (1958, 29240), (2365, 24208), (2924, 19580), (2992, 19135), (3026, 18920), (3440, 16643), (3560, 16082), (3655, 15664), (3740, 15308), (3784, 15130), (3827, 14960), (3916, 14620), (4730, 12104), (4895, 11696), (5848, 9790), (6052, 9460), (7120, 8041), (7310, 7832), (7480, 7654), (7565, 7568)]