240019360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{223}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 672634368

約数和(自身を除く): 432615008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 223, 224, 248, 280, 310, 434, 446, 496, 560, 620, 868, 892, 961, 992, 1085, 1115, 1120, 1240, 1561, 1736, 1784, 1922, 2170, 2230, 2480, 3122, 3472, 3568, 3844, 4340, 4460, 4805, 4960, 6244, 6727, 6913, 6944, 7136, 7688, 7805, 8680, 8920, 9610, 12488, 13454, 13826, 15376, 15610, 17360, 17840, 19220, 24976, 26908, 27652, 30752, 31220, 33635, 34565, 34720, 35680, 38440, 48391, 49952, 53816, 55304, 62440, 67270, 69130, 76880, 96782, 107632, 110608, 124880, 134540, 138260, 153760, 193564, 214303, 215264, 221216, 241955, 249760, 269080, 276520, 387128, 428606, 483910, 538160, 553040, 774256, 857212, 967820, 1071515, 1076320, 1106080, 1500121, 1548512, 1714424, 1935640, 2143030, 3000242, 3428848, 3871280, 4286060, 6000484, 6857696, 7500605, 7742560, 8572120, 12000968, 15001210, 17144240, 24001936, 30002420, 34288480, 48003872, 60004840, 120009680, 240019360]

約数ペア:

[(1, 240019360), (2, 120009680), (4, 60004840), (5, 48003872), (7, 34288480), (8, 30002420), (10, 24001936), (14, 17144240), (16, 15001210), (20, 12000968), (28, 8572120), (31, 7742560), (32, 7500605), (35, 6857696), (40, 6000484), (56, 4286060), (62, 3871280), (70, 3428848), (80, 3000242), (112, 2143030), (124, 1935640), (140, 1714424), (155, 1548512), (160, 1500121), (217, 1106080), (223, 1076320), (224, 1071515), (248, 967820), (280, 857212), (310, 774256), (434, 553040), (446, 538160), (496, 483910), (560, 428606), (620, 387128), (868, 276520), (892, 269080), (961, 249760), (992, 241955), (1085, 221216), (1115, 215264), (1120, 214303), (1240, 193564), (1561, 153760), (1736, 138260), (1784, 134540), (1922, 124880), (2170, 110608), (2230, 107632), (2480, 96782), (3122, 76880), (3472, 69130), (3568, 67270), (3844, 62440), (4340, 55304), (4460, 53816), (4805, 49952), (4960, 48391), (6244, 38440), (6727, 35680), (6913, 34720), (6944, 34565), (7136, 33635), (7688, 31220), (7805, 30752), (8680, 27652), (8920, 26908), (9610, 24976), (12488, 19220), (13454, 17840), (13826, 17360), (15376, 15610)]