20736144

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:110

約数の個数: 240

約数和(自身を含む): 73120320

約数和(自身を除く): 52384176

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 19, 22, 24, 26, 33, 36, 38, 39, 44, 48, 52, 53, 57, 66, 72, 76, 78, 88, 99, 104, 106, 114, 117, 132, 143, 144, 152, 156, 159, 171, 176, 198, 208, 209, 212, 228, 234, 247, 264, 286, 304, 312, 318, 342, 396, 418, 424, 429, 456, 468, 477, 494, 528, 572, 583, 624, 627, 636, 684, 689, 741, 792, 836, 848, 858, 912, 936, 954, 988, 1007, 1144, 1166, 1254, 1272, 1287, 1368, 1378, 1482, 1584, 1672, 1716, 1749, 1872, 1881, 1908, 1976, 2014, 2067, 2223, 2288, 2332, 2508, 2544, 2574, 2717, 2736, 2756, 2964, 3021, 3344, 3432, 3498, 3762, 3816, 3952, 4028, 4134, 4446, 4664, 5016, 5148, 5247, 5434, 5512, 5928, 6042, 6201, 6864, 6996, 7524, 7579, 7632, 8056, 8151, 8268, 8892, 9063, 9328, 10032, 10296, 10494, 10868, 11024, 11077, 11856, 12084, 12402, 13091, 13992, 15048, 15158, 16112, 16302, 16536, 17784, 18126, 20592, 20988, 21736, 22154, 22737, 24168, 24453, 24804, 26182, 27984, 30096, 30316, 32604, 33072, 33231, 35568, 36252, 39273, 41976, 43472, 44308, 45474, 48336, 48906, 49608, 52364, 60632, 65208, 66462, 68211, 72504, 78546, 83952, 88616, 90948, 97812, 99216, 99693, 104728, 117819, 121264, 130416, 132924, 136422, 144001, 145008, 157092, 177232, 181896, 195624, 199386, 209456, 235638, 265848, 272844, 288002, 314184, 363792, 391248, 398772, 432003, 471276, 531696, 545688, 576004, 628368, 797544, 864006, 942552, 1091376, 1152008, 1296009, 1595088, 1728012, 1885104, 2304016, 2592018, 3456024, 5184036, 6912048, 10368072, 20736144]

約数ペア:

[(1, 20736144), (2, 10368072), (3, 6912048), (4, 5184036), (6, 3456024), (8, 2592018), (9, 2304016), (11, 1885104), (12, 1728012), (13, 1595088), (16, 1296009), (18, 1152008), (19, 1091376), (22, 942552), (24, 864006), (26, 797544), (33, 628368), (36, 576004), (38, 545688), (39, 531696), (44, 471276), (48, 432003), (52, 398772), (53, 391248), (57, 363792), (66, 314184), (72, 288002), (76, 272844), (78, 265848), (88, 235638), (99, 209456), (104, 199386), (106, 195624), (114, 181896), (117, 177232), (132, 157092), (143, 145008), (144, 144001), (152, 136422), (156, 132924), (159, 130416), (171, 121264), (176, 117819), (198, 104728), (208, 99693), (209, 99216), (212, 97812), (228, 90948), (234, 88616), (247, 83952), (264, 78546), (286, 72504), (304, 68211), (312, 66462), (318, 65208), (342, 60632), (396, 52364), (418, 49608), (424, 48906), (429, 48336), (456, 45474), (468, 44308), (477, 43472), (494, 41976), (528, 39273), (572, 36252), (583, 35568), (624, 33231), (627, 33072), (636, 32604), (684, 30316), (689, 30096), (741, 27984), (792, 26182), (836, 24804), (848, 24453), (858, 24168), (912, 22737), (936, 22154), (954, 21736), (988, 20988), (1007, 20592), (1144, 18126), (1166, 17784), (1254, 16536), (1272, 16302), (1287, 16112), (1368, 15158), (1378, 15048), (1482, 13992), (1584, 13091), (1672, 12402), (1716, 12084), (1749, 11856), (1872, 11077), (1881, 11024), (1908, 10868), (1976, 10494), (2014, 10296), (2067, 10032), (2223, 9328), (2288, 9063), (2332, 8892), (2508, 8268), (2544, 8151), (2574, 8056), (2717, 7632), (2736, 7579), (2756, 7524), (2964, 6996), (3021, 6864), (3344, 6201), (3432, 6042), (3498, 5928), (3762, 5512), (3816, 5434), (3952, 5247), (4028, 5148), (4134, 5016), (4446, 4664)]