1856994984

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:622

約数の個数: 240

約数和(自身を含む): 5824494720

約数和(自身を除く): 3967499736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 81, 93, 104, 108, 117, 124, 156, 162, 169, 186, 216, 234, 248, 279, 312, 324, 338, 351, 372, 403, 468, 507, 547, 558, 648, 676, 702, 744, 806, 837, 936, 1014, 1053, 1094, 1116, 1209, 1352, 1404, 1521, 1612, 1641, 1674, 2028, 2106, 2188, 2232, 2418, 2511, 2808, 3042, 3224, 3282, 3348, 3627, 4056, 4212, 4376, 4563, 4836, 4923, 5022, 5239, 6084, 6564, 6696, 7111, 7254, 8424, 9126, 9672, 9846, 10044, 10478, 10881, 12168, 13128, 13689, 14222, 14508, 14769, 15717, 16957, 18252, 19692, 20088, 20956, 21333, 21762, 27378, 28444, 29016, 29538, 31434, 32643, 33914, 36504, 39384, 41912, 42666, 43524, 44307, 47151, 50871, 54756, 56888, 59076, 62868, 63999, 65286, 67828, 85332, 87048, 88614, 92443, 94302, 101742, 109512, 118152, 125736, 127998, 130572, 135656, 141453, 152613, 170664, 177228, 184886, 188604, 191997, 203484, 220441, 255996, 261144, 277329, 282906, 305226, 354456, 369772, 377208, 383994, 406968, 424359, 440882, 457839, 511992, 554658, 565812, 575991, 610452, 661323, 739544, 767988, 831987, 848718, 881764, 915678, 1109316, 1131624, 1151982, 1220904, 1322646, 1373517, 1535976, 1663974, 1697436, 1763528, 1831356, 1983969, 2218632, 2303964, 2495961, 2645292, 2747034, 2865733, 3327948, 3394872, 3662712, 3967938, 4607928, 4991922, 5290584, 5494068, 5731466, 5951907, 6655896, 7487883, 7935876, 8597199, 9983844, 10988136, 11462932, 11903814, 14975766, 15871752, 17194398, 17855721, 19967688, 22925864, 23807628, 25791597, 29951532, 34388796, 35711442, 47615256, 51583194, 59903064, 68777592, 71422884, 77374791, 103166388, 142845768, 154749582, 206332776, 232124373, 309499164, 464248746, 618998328, 928497492, 1856994984]

約数ペア:

[(1, 1856994984), (2, 928497492), (3, 618998328), (4, 464248746), (6, 309499164), (8, 232124373), (9, 206332776), (12, 154749582), (13, 142845768), (18, 103166388), (24, 77374791), (26, 71422884), (27, 68777592), (31, 59903064), (36, 51583194), (39, 47615256), (52, 35711442), (54, 34388796), (62, 29951532), (72, 25791597), (78, 23807628), (81, 22925864), (93, 19967688), (104, 17855721), (108, 17194398), (117, 15871752), (124, 14975766), (156, 11903814), (162, 11462932), (169, 10988136), (186, 9983844), (216, 8597199), (234, 7935876), (248, 7487883), (279, 6655896), (312, 5951907), (324, 5731466), (338, 5494068), (351, 5290584), (372, 4991922), (403, 4607928), (468, 3967938), (507, 3662712), (547, 3394872), (558, 3327948), (648, 2865733), (676, 2747034), (702, 2645292), (744, 2495961), (806, 2303964), (837, 2218632), (936, 1983969), (1014, 1831356), (1053, 1763528), (1094, 1697436), (1116, 1663974), (1209, 1535976), (1352, 1373517), (1404, 1322646), (1521, 1220904), (1612, 1151982), (1641, 1131624), (1674, 1109316), (2028, 915678), (2106, 881764), (2188, 848718), (2232, 831987), (2418, 767988), (2511, 739544), (2808, 661323), (3042, 610452), (3224, 575991), (3282, 565812), (3348, 554658), (3627, 511992), (4056, 457839), (4212, 440882), (4376, 424359), (4563, 406968), (4836, 383994), (4923, 377208), (5022, 369772), (5239, 354456), (6084, 305226), (6564, 282906), (6696, 277329), (7111, 261144), (7254, 255996), (8424, 220441), (9126, 203484), (9672, 191997), (9846, 188604), (10044, 184886), (10478, 177228), (10881, 170664), (12168, 152613), (13128, 141453), (13689, 135656), (14222, 130572), (14508, 127998), (14769, 125736), (15717, 118152), (16957, 109512), (18252, 101742), (19692, 94302), (20088, 92443), (20956, 88614), (21333, 87048), (21762, 85332), (27378, 67828), (28444, 65286), (29016, 63999), (29538, 62868), (31434, 59076), (32643, 56888), (33914, 54756), (36504, 50871), (39384, 47151), (41912, 44307), (42666, 43524)]