491616216

素因数分解:

$2^3\times 3^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:445

約数の個数: 288

約数和(自身を含む): 1734117840

約数和(自身を除く): 1242501624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 49, 52, 54, 56, 63, 72, 78, 81, 84, 91, 98, 104, 108, 117, 126, 147, 156, 162, 168, 182, 189, 196, 216, 234, 243, 252, 273, 294, 312, 324, 351, 364, 378, 392, 397, 441, 468, 486, 504, 546, 567, 588, 637, 648, 702, 728, 756, 794, 819, 882, 936, 972, 1053, 1092, 1134, 1176, 1191, 1274, 1323, 1404, 1512, 1588, 1638, 1701, 1764, 1911, 1944, 2106, 2184, 2268, 2382, 2457, 2548, 2646, 2779, 2808, 3159, 3176, 3276, 3402, 3528, 3573, 3822, 3969, 4212, 4536, 4764, 4914, 5096, 5161, 5292, 5558, 5733, 6318, 6552, 6804, 7146, 7371, 7644, 7938, 8337, 8424, 9528, 9828, 10322, 10584, 10719, 11116, 11466, 11907, 12636, 13608, 14292, 14742, 15288, 15483, 15876, 16674, 17199, 19453, 19656, 20644, 21438, 22113, 22232, 22932, 23814, 25011, 25272, 28584, 29484, 30966, 31752, 32157, 33348, 34398, 36127, 38906, 41288, 42876, 44226, 45864, 46449, 47628, 50022, 51597, 58359, 58968, 61932, 64314, 66696, 68796, 72254, 75033, 77812, 85752, 88452, 92898, 95256, 96471, 100044, 103194, 108381, 116718, 123864, 128628, 137592, 139347, 144508, 150066, 154791, 155624, 175077, 176904, 185796, 192942, 200088, 206388, 216762, 225099, 233436, 252889, 257256, 278694, 289016, 300132, 309582, 325143, 350154, 371592, 385884, 412776, 418041, 433524, 450198, 466872, 505778, 525231, 557388, 600264, 619164, 650286, 675297, 700308, 758667, 771768, 836082, 867048, 900396, 975429, 1011556, 1050462, 1114776, 1238328, 1254123, 1300572, 1350594, 1400616, 1517334, 1575693, 1672164, 1800792, 1950858, 2023112, 2100924, 2276001, 2508246, 2601144, 2701188, 2926287, 3034668, 3151386, 3344328, 3901716, 4201848, 4552002, 4727079, 5016492, 5402376, 5852574, 6069336, 6302772, 6828003, 7803432, 8778861, 9104004, 9454158, 10032984, 11705148, 12605544, 13656006, 17557722, 18208008, 18908316, 20484009, 23410296, 27312012, 35115444, 37816632, 40968018, 54624024, 61452027, 70230888, 81936036, 122904054, 163872072, 245808108, 491616216]

約数ペア:

[(1, 491616216), (2, 245808108), (3, 163872072), (4, 122904054), (6, 81936036), (7, 70230888), (8, 61452027), (9, 54624024), (12, 40968018), (13, 37816632), (14, 35115444), (18, 27312012), (21, 23410296), (24, 20484009), (26, 18908316), (27, 18208008), (28, 17557722), (36, 13656006), (39, 12605544), (42, 11705148), (49, 10032984), (52, 9454158), (54, 9104004), (56, 8778861), (63, 7803432), (72, 6828003), (78, 6302772), (81, 6069336), (84, 5852574), (91, 5402376), (98, 5016492), (104, 4727079), (108, 4552002), (117, 4201848), (126, 3901716), (147, 3344328), (156, 3151386), (162, 3034668), (168, 2926287), (182, 2701188), (189, 2601144), (196, 2508246), (216, 2276001), (234, 2100924), (243, 2023112), (252, 1950858), (273, 1800792), (294, 1672164), (312, 1575693), (324, 1517334), (351, 1400616), (364, 1350594), (378, 1300572), (392, 1254123), (397, 1238328), (441, 1114776), (468, 1050462), (486, 1011556), (504, 975429), (546, 900396), (567, 867048), (588, 836082), (637, 771768), (648, 758667), (702, 700308), (728, 675297), (756, 650286), (794, 619164), (819, 600264), (882, 557388), (936, 525231), (972, 505778), (1053, 466872), (1092, 450198), (1134, 433524), (1176, 418041), (1191, 412776), (1274, 385884), (1323, 371592), (1404, 350154), (1512, 325143), (1588, 309582), (1638, 300132), (1701, 289016), (1764, 278694), (1911, 257256), (1944, 252889), (2106, 233436), (2184, 225099), (2268, 216762), (2382, 206388), (2457, 200088), (2548, 192942), (2646, 185796), (2779, 176904), (2808, 175077), (3159, 155624), (3176, 154791), (3276, 150066), (3402, 144508), (3528, 139347), (3573, 137592), (3822, 128628), (3969, 123864), (4212, 116718), (4536, 108381), (4764, 103194), (4914, 100044), (5096, 96471), (5161, 95256), (5292, 92898), (5558, 88452), (5733, 85752), (6318, 77812), (6552, 75033), (6804, 72254), (7146, 68796), (7371, 66696), (7644, 64314), (7938, 61932), (8337, 58968), (8424, 58359), (9528, 51597), (9828, 50022), (10322, 47628), (10584, 46449), (10719, 45864), (11116, 44226), (11466, 42876), (11907, 41288), (12636, 38906), (13608, 36127), (14292, 34398), (14742, 33348), (15288, 32157), (15483, 31752), (15876, 30966), (16674, 29484), (17199, 28584), (19453, 25272), (19656, 25011), (20644, 23814), (21438, 22932), (22113, 22232)]