20216605872

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{2543}}^1$

素因数の和:2975

約数の個数: 160

約数和(自身を含む): 57539174400

約数和(自身を除く): 37322568528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 38, 46, 48, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 304, 368, 379, 437, 456, 552, 758, 874, 912, 1104, 1137, 1311, 1516, 1748, 2274, 2543, 2622, 3032, 3496, 4548, 5086, 5244, 6064, 6992, 7201, 7629, 8717, 9096, 10172, 10488, 14402, 15258, 17434, 18192, 20344, 20976, 21603, 26151, 28804, 30516, 34868, 40688, 43206, 48317, 52302, 57608, 58489, 61032, 69736, 86412, 96634, 104604, 115216, 116978, 122064, 139472, 144951, 165623, 172824, 175467, 193268, 209208, 233956, 289902, 331246, 345648, 350934, 386536, 418416, 467912, 496869, 579804, 662492, 701868, 773072, 935824, 963797, 993738, 1111291, 1159608, 1324984, 1403736, 1927594, 1987476, 2222582, 2319216, 2649968, 2807472, 2891391, 3333873, 3855188, 3974952, 4445164, 5782782, 6667746, 7710376, 7949904, 8890328, 11565564, 13335492, 15420752, 17780656, 18312143, 22167331, 23131128, 26670984, 36624286, 44334662, 46262256, 53341968, 54936429, 66501993, 73248572, 88669324, 109872858, 133003986, 146497144, 177338648, 219745716, 266007972, 292994288, 354677296, 421179289, 439491432, 532015944, 842358578, 878982864, 1064031888, 1263537867, 1684717156, 2527075734, 3369434312, 5054151468, 6738868624, 10108302936, 20216605872]

約数ペア:

[(1, 20216605872), (2, 10108302936), (3, 6738868624), (4, 5054151468), (6, 3369434312), (8, 2527075734), (12, 1684717156), (16, 1263537867), (19, 1064031888), (23, 878982864), (24, 842358578), (38, 532015944), (46, 439491432), (48, 421179289), (57, 354677296), (69, 292994288), (76, 266007972), (92, 219745716), (114, 177338648), (138, 146497144), (152, 133003986), (184, 109872858), (228, 88669324), (276, 73248572), (304, 66501993), (368, 54936429), (379, 53341968), (437, 46262256), (456, 44334662), (552, 36624286), (758, 26670984), (874, 23131128), (912, 22167331), (1104, 18312143), (1137, 17780656), (1311, 15420752), (1516, 13335492), (1748, 11565564), (2274, 8890328), (2543, 7949904), (2622, 7710376), (3032, 6667746), (3496, 5782782), (4548, 4445164), (5086, 3974952), (5244, 3855188), (6064, 3333873), (6992, 2891391), (7201, 2807472), (7629, 2649968), (8717, 2319216), (9096, 2222582), (10172, 1987476), (10488, 1927594), (14402, 1403736), (15258, 1324984), (17434, 1159608), (18192, 1111291), (20344, 993738), (20976, 963797), (21603, 935824), (26151, 773072), (28804, 701868), (30516, 662492), (34868, 579804), (40688, 496869), (43206, 467912), (48317, 418416), (52302, 386536), (57608, 350934), (58489, 345648), (61032, 331246), (69736, 289902), (86412, 233956), (96634, 209208), (104604, 193268), (115216, 175467), (116978, 172824), (122064, 165623), (139472, 144951)]