80784720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 240

約数和(自身を含む): 289869840

約数和(自身を除く): 209085120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 53, 58, 60, 72, 73, 80, 87, 90, 106, 116, 120, 144, 145, 146, 159, 174, 180, 212, 219, 232, 240, 261, 265, 290, 292, 318, 348, 360, 365, 424, 435, 438, 464, 477, 522, 530, 580, 584, 636, 657, 696, 720, 730, 795, 848, 870, 876, 954, 1044, 1060, 1095, 1160, 1168, 1272, 1305, 1314, 1392, 1460, 1537, 1590, 1740, 1752, 1908, 2088, 2117, 2120, 2190, 2320, 2385, 2544, 2610, 2628, 2920, 3074, 3180, 3285, 3480, 3504, 3816, 3869, 4176, 4234, 4240, 4380, 4611, 4770, 5220, 5256, 5840, 6148, 6351, 6360, 6570, 6960, 7632, 7685, 7738, 8468, 8760, 9222, 9540, 10440, 10512, 10585, 11607, 12296, 12702, 12720, 13140, 13833, 15370, 15476, 16936, 17520, 18444, 19053, 19080, 19345, 20880, 21170, 23055, 23214, 24592, 25404, 26280, 27666, 30740, 30952, 31755, 33872, 34821, 36888, 38106, 38160, 38690, 42340, 46110, 46428, 50808, 52560, 55332, 58035, 61480, 61904, 63510, 69165, 69642, 73776, 76212, 77380, 84680, 92220, 92856, 95265, 101616, 110664, 112201, 116070, 122960, 127020, 138330, 139284, 152424, 154760, 169360, 174105, 184440, 185712, 190530, 221328, 224402, 232140, 254040, 276660, 278568, 304848, 309520, 336603, 348210, 368880, 381060, 448804, 464280, 508080, 553320, 557136, 561005, 673206, 696420, 762120, 897608, 928560, 1009809, 1106640, 1122010, 1346412, 1392840, 1524240, 1683015, 1795216, 2019618, 2244020, 2692824, 2785680, 3366030, 4039236, 4488040, 5049045, 5385648, 6732060, 8078472, 8976080, 10098090, 13464120, 16156944, 20196180, 26928240, 40392360, 80784720]

約数ペア:

[(1, 80784720), (2, 40392360), (3, 26928240), (4, 20196180), (5, 16156944), (6, 13464120), (8, 10098090), (9, 8976080), (10, 8078472), (12, 6732060), (15, 5385648), (16, 5049045), (18, 4488040), (20, 4039236), (24, 3366030), (29, 2785680), (30, 2692824), (36, 2244020), (40, 2019618), (45, 1795216), (48, 1683015), (53, 1524240), (58, 1392840), (60, 1346412), (72, 1122010), (73, 1106640), (80, 1009809), (87, 928560), (90, 897608), (106, 762120), (116, 696420), (120, 673206), (144, 561005), (145, 557136), (146, 553320), (159, 508080), (174, 464280), (180, 448804), (212, 381060), (219, 368880), (232, 348210), (240, 336603), (261, 309520), (265, 304848), (290, 278568), (292, 276660), (318, 254040), (348, 232140), (360, 224402), (365, 221328), (424, 190530), (435, 185712), (438, 184440), (464, 174105), (477, 169360), (522, 154760), (530, 152424), (580, 139284), (584, 138330), (636, 127020), (657, 122960), (696, 116070), (720, 112201), (730, 110664), (795, 101616), (848, 95265), (870, 92856), (876, 92220), (954, 84680), (1044, 77380), (1060, 76212), (1095, 73776), (1160, 69642), (1168, 69165), (1272, 63510), (1305, 61904), (1314, 61480), (1392, 58035), (1460, 55332), (1537, 52560), (1590, 50808), (1740, 46428), (1752, 46110), (1908, 42340), (2088, 38690), (2117, 38160), (2120, 38106), (2190, 36888), (2320, 34821), (2385, 33872), (2544, 31755), (2610, 30952), (2628, 30740), (2920, 27666), (3074, 26280), (3180, 25404), (3285, 24592), (3480, 23214), (3504, 23055), (3816, 21170), (3869, 20880), (4176, 19345), (4234, 19080), (4240, 19053), (4380, 18444), (4611, 17520), (4770, 16936), (5220, 15476), (5256, 15370), (5840, 13833), (6148, 13140), (6351, 12720), (6360, 12702), (6570, 12296), (6960, 11607), (7632, 10585), (7685, 10512), (7738, 10440), (8468, 9540), (8760, 9222)]