1279730880

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2029}}^1$

素因数の和:2128

約数の個数: 224

約数和(自身を含む): 4578705600

約数和(自身を除く): 3298974720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 73, 80, 90, 96, 108, 120, 135, 144, 146, 160, 180, 192, 216, 219, 240, 270, 288, 292, 320, 360, 365, 432, 438, 480, 540, 576, 584, 657, 720, 730, 864, 876, 960, 1080, 1095, 1168, 1314, 1440, 1460, 1728, 1752, 1971, 2029, 2160, 2190, 2336, 2628, 2880, 2920, 3285, 3504, 3942, 4058, 4320, 4380, 4672, 5256, 5840, 6087, 6570, 7008, 7884, 8116, 8640, 8760, 9855, 10145, 10512, 11680, 12174, 13140, 14016, 15768, 16232, 17520, 18261, 19710, 20290, 21024, 23360, 24348, 26280, 30435, 31536, 32464, 35040, 36522, 39420, 40580, 42048, 48696, 52560, 54783, 60870, 63072, 64928, 70080, 73044, 78840, 81160, 91305, 97392, 105120, 109566, 121740, 126144, 129856, 146088, 148117, 157680, 162320, 182610, 194784, 210240, 219132, 243480, 273915, 292176, 296234, 315360, 324640, 365220, 389568, 438264, 444351, 486960, 547830, 584352, 592468, 630720, 649280, 730440, 740585, 876528, 888702, 973920, 1095660, 1168704, 1184936, 1333053, 1460880, 1481170, 1753056, 1777404, 1947840, 2191320, 2221755, 2369872, 2666106, 2921760, 2962340, 3506112, 3554808, 3999159, 4382640, 4443510, 4739744, 5332212, 5843520, 5924680, 6665265, 7109616, 7998318, 8765280, 8887020, 9479488, 10664424, 11849360, 13330530, 14219232, 15996636, 17530560, 17774040, 19995795, 21328848, 23698720, 26661060, 28438464, 31993272, 35548080, 39991590, 42657696, 47397440, 53322120, 63986544, 71096160, 79983180, 85315392, 106644240, 127973088, 142192320, 159966360, 213288480, 255946176, 319932720, 426576960, 639865440, 1279730880]

約数ペア:

[(1, 1279730880), (2, 639865440), (3, 426576960), (4, 319932720), (5, 255946176), (6, 213288480), (8, 159966360), (9, 142192320), (10, 127973088), (12, 106644240), (15, 85315392), (16, 79983180), (18, 71096160), (20, 63986544), (24, 53322120), (27, 47397440), (30, 42657696), (32, 39991590), (36, 35548080), (40, 31993272), (45, 28438464), (48, 26661060), (54, 23698720), (60, 21328848), (64, 19995795), (72, 17774040), (73, 17530560), (80, 15996636), (90, 14219232), (96, 13330530), (108, 11849360), (120, 10664424), (135, 9479488), (144, 8887020), (146, 8765280), (160, 7998318), (180, 7109616), (192, 6665265), (216, 5924680), (219, 5843520), (240, 5332212), (270, 4739744), (288, 4443510), (292, 4382640), (320, 3999159), (360, 3554808), (365, 3506112), (432, 2962340), (438, 2921760), (480, 2666106), (540, 2369872), (576, 2221755), (584, 2191320), (657, 1947840), (720, 1777404), (730, 1753056), (864, 1481170), (876, 1460880), (960, 1333053), (1080, 1184936), (1095, 1168704), (1168, 1095660), (1314, 973920), (1440, 888702), (1460, 876528), (1728, 740585), (1752, 730440), (1971, 649280), (2029, 630720), (2160, 592468), (2190, 584352), (2336, 547830), (2628, 486960), (2880, 444351), (2920, 438264), (3285, 389568), (3504, 365220), (3942, 324640), (4058, 315360), (4320, 296234), (4380, 292176), (4672, 273915), (5256, 243480), (5840, 219132), (6087, 210240), (6570, 194784), (7008, 182610), (7884, 162320), (8116, 157680), (8640, 148117), (8760, 146088), (9855, 129856), (10145, 126144), (10512, 121740), (11680, 109566), (12174, 105120), (13140, 97392), (14016, 91305), (15768, 81160), (16232, 78840), (17520, 73044), (18261, 70080), (19710, 64928), (20290, 63072), (21024, 60870), (23360, 54783), (24348, 52560), (26280, 48696), (30435, 42048), (31536, 40580), (32464, 39420), (35040, 36522)]