2895147040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{991}}^1$

素因数の和:1087

約数の個数: 144

約数和(自身を含む): 7447023360

約数和(自身を除く): 4551876320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 380, 496, 589, 608, 620, 760, 961, 991, 992, 1178, 1240, 1520, 1922, 1982, 2356, 2480, 2945, 3040, 3844, 3964, 4712, 4805, 4955, 4960, 5890, 7688, 7928, 9424, 9610, 9910, 11780, 15376, 15856, 18259, 18829, 18848, 19220, 19820, 23560, 30721, 30752, 31712, 36518, 37658, 38440, 39640, 47120, 61442, 73036, 75316, 76880, 79280, 91295, 94145, 94240, 122884, 146072, 150632, 153605, 153760, 158560, 182590, 188290, 245768, 292144, 301264, 307210, 365180, 376580, 491536, 583699, 584288, 602528, 614420, 730360, 753160, 952351, 983072, 1167398, 1228840, 1460720, 1506320, 1904702, 2334796, 2457680, 2918495, 2921440, 3012640, 3809404, 4669592, 4761755, 4915360, 5836990, 7618808, 9339184, 9523510, 11673980, 15237616, 18094669, 18678368, 19047020, 23347960, 30475232, 36189338, 38094040, 46695920, 72378676, 76188080, 90473345, 93391840, 144757352, 152376160, 180946690, 289514704, 361893380, 579029408, 723786760, 1447573520, 2895147040]

約数ペア:

[(1, 2895147040), (2, 1447573520), (4, 723786760), (5, 579029408), (8, 361893380), (10, 289514704), (16, 180946690), (19, 152376160), (20, 144757352), (31, 93391840), (32, 90473345), (38, 76188080), (40, 72378676), (62, 46695920), (76, 38094040), (80, 36189338), (95, 30475232), (124, 23347960), (152, 19047020), (155, 18678368), (160, 18094669), (190, 15237616), (248, 11673980), (304, 9523510), (310, 9339184), (380, 7618808), (496, 5836990), (589, 4915360), (608, 4761755), (620, 4669592), (760, 3809404), (961, 3012640), (991, 2921440), (992, 2918495), (1178, 2457680), (1240, 2334796), (1520, 1904702), (1922, 1506320), (1982, 1460720), (2356, 1228840), (2480, 1167398), (2945, 983072), (3040, 952351), (3844, 753160), (3964, 730360), (4712, 614420), (4805, 602528), (4955, 584288), (4960, 583699), (5890, 491536), (7688, 376580), (7928, 365180), (9424, 307210), (9610, 301264), (9910, 292144), (11780, 245768), (15376, 188290), (15856, 182590), (18259, 158560), (18829, 153760), (18848, 153605), (19220, 150632), (19820, 146072), (23560, 122884), (30721, 94240), (30752, 94145), (31712, 91295), (36518, 79280), (37658, 76880), (38440, 75316), (39640, 73036), (47120, 61442)]