1445878280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:572

約数の個数: 192

約数和(自身を含む): 4161456000

約数和(自身を除く): 2715577720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 199, 220, 245, 280, 308, 337, 385, 392, 398, 440, 490, 539, 616, 674, 770, 796, 980, 995, 1078, 1348, 1393, 1540, 1592, 1685, 1960, 1990, 2156, 2189, 2359, 2695, 2696, 2786, 3080, 3370, 3707, 3980, 4312, 4378, 4718, 5390, 5572, 6740, 6965, 7414, 7960, 8756, 9436, 9751, 10780, 10945, 11144, 11795, 13480, 13930, 14828, 15323, 16513, 17512, 18535, 18872, 19502, 21560, 21890, 23590, 25949, 27860, 29656, 30646, 33026, 37070, 39004, 43780, 47180, 48755, 51898, 55720, 61292, 66052, 67063, 74140, 76615, 78008, 82565, 87560, 94360, 97510, 103796, 107261, 122584, 129745, 132104, 134126, 148280, 153230, 165130, 181643, 195020, 207592, 214522, 259490, 268252, 306460, 330260, 335315, 363286, 390040, 429044, 469441, 518980, 536305, 536504, 612920, 660520, 670630, 726572, 737693, 858088, 908215, 938882, 1037960, 1072610, 1341260, 1453144, 1475386, 1816430, 1877764, 2145220, 2347205, 2682520, 2950772, 3286087, 3632860, 3688465, 3755528, 4290440, 4694410, 5163851, 5901544, 6572174, 7265720, 7376930, 9388820, 10327702, 13144348, 14753860, 16430435, 18777640, 20655404, 25819255, 26288696, 29507720, 32860870, 36146957, 41310808, 51638510, 65721740, 72293914, 103277020, 131443480, 144587828, 180734785, 206554040, 289175656, 361469570, 722939140, 1445878280]

約数ペア:

[(1, 1445878280), (2, 722939140), (4, 361469570), (5, 289175656), (7, 206554040), (8, 180734785), (10, 144587828), (11, 131443480), (14, 103277020), (20, 72293914), (22, 65721740), (28, 51638510), (35, 41310808), (40, 36146957), (44, 32860870), (49, 29507720), (55, 26288696), (56, 25819255), (70, 20655404), (77, 18777640), (88, 16430435), (98, 14753860), (110, 13144348), (140, 10327702), (154, 9388820), (196, 7376930), (199, 7265720), (220, 6572174), (245, 5901544), (280, 5163851), (308, 4694410), (337, 4290440), (385, 3755528), (392, 3688465), (398, 3632860), (440, 3286087), (490, 2950772), (539, 2682520), (616, 2347205), (674, 2145220), (770, 1877764), (796, 1816430), (980, 1475386), (995, 1453144), (1078, 1341260), (1348, 1072610), (1393, 1037960), (1540, 938882), (1592, 908215), (1685, 858088), (1960, 737693), (1990, 726572), (2156, 670630), (2189, 660520), (2359, 612920), (2695, 536504), (2696, 536305), (2786, 518980), (3080, 469441), (3370, 429044), (3707, 390040), (3980, 363286), (4312, 335315), (4378, 330260), (4718, 306460), (5390, 268252), (5572, 259490), (6740, 214522), (6965, 207592), (7414, 195020), (7960, 181643), (8756, 165130), (9436, 153230), (9751, 148280), (10780, 134126), (10945, 132104), (11144, 129745), (11795, 122584), (13480, 107261), (13930, 103796), (14828, 97510), (15323, 94360), (16513, 87560), (17512, 82565), (18535, 78008), (18872, 76615), (19502, 74140), (21560, 67063), (21890, 66052), (23590, 61292), (25949, 55720), (27860, 51898), (29656, 48755), (30646, 47180), (33026, 43780), (37070, 39004)]