82719840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3517}}^1$

素因数の和:3549

約数の個数: 144

約数和(自身を含む): 303195312

約数和(自身を除く): 220475472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3517, 3920, 4704, 5880, 7034, 7840, 10551, 11760, 14068, 17585, 21102, 23520, 24619, 28136, 35170, 42204, 49238, 52755, 56272, 70340, 73857, 84408, 98476, 105510, 112544, 123095, 140680, 147714, 168816, 172333, 196952, 211020, 246190, 281360, 295428, 337632, 344666, 369285, 393904, 422040, 492380, 516999, 562720, 590856, 689332, 738570, 787808, 844080, 861665, 984760, 1033998, 1181712, 1378664, 1477140, 1688160, 1723330, 1969520, 2067996, 2363424, 2584995, 2757328, 2954280, 3446660, 3939040, 4135992, 5169990, 5514656, 5908560, 6893320, 8271984, 10339980, 11817120, 13786640, 16543968, 20679960, 27573280, 41359920, 82719840]

約数ペア:

[(1, 82719840), (2, 41359920), (3, 27573280), (4, 20679960), (5, 16543968), (6, 13786640), (7, 11817120), (8, 10339980), (10, 8271984), (12, 6893320), (14, 5908560), (15, 5514656), (16, 5169990), (20, 4135992), (21, 3939040), (24, 3446660), (28, 2954280), (30, 2757328), (32, 2584995), (35, 2363424), (40, 2067996), (42, 1969520), (48, 1723330), (49, 1688160), (56, 1477140), (60, 1378664), (70, 1181712), (80, 1033998), (84, 984760), (96, 861665), (98, 844080), (105, 787808), (112, 738570), (120, 689332), (140, 590856), (147, 562720), (160, 516999), (168, 492380), (196, 422040), (210, 393904), (224, 369285), (240, 344666), (245, 337632), (280, 295428), (294, 281360), (336, 246190), (392, 211020), (420, 196952), (480, 172333), (490, 168816), (560, 147714), (588, 140680), (672, 123095), (735, 112544), (784, 105510), (840, 98476), (980, 84408), (1120, 73857), (1176, 70340), (1470, 56272), (1568, 52755), (1680, 49238), (1960, 42204), (2352, 35170), (2940, 28136), (3360, 24619), (3517, 23520), (3920, 21102), (4704, 17585), (5880, 14068), (7034, 11760), (7840, 10551)]