1820217672

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{787}}^1$

素因数の和:1172

約数の個数: 192

約数和(自身を含む): 6092311680

約数和(自身を除く): 4272094008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 353, 364, 468, 504, 546, 706, 728, 787, 819, 936, 1059, 1092, 1412, 1574, 1638, 2118, 2184, 2361, 2471, 2824, 3148, 3177, 3276, 4236, 4589, 4722, 4942, 5509, 6296, 6354, 6552, 7083, 7413, 8472, 9178, 9444, 9884, 10231, 11018, 12708, 13767, 14166, 14826, 16527, 18356, 18888, 19768, 20462, 22036, 22239, 25416, 27534, 28332, 29652, 30693, 32123, 33054, 36712, 40924, 41301, 44072, 44478, 49581, 55068, 56664, 59304, 61386, 64246, 66108, 71617, 81848, 82602, 88956, 92079, 96369, 99162, 110136, 122772, 128492, 132216, 143234, 165204, 177912, 184158, 192738, 198324, 214851, 245544, 256984, 277811, 286468, 289107, 330408, 368316, 385476, 396648, 429702, 555622, 572936, 578214, 644553, 736632, 770952, 833433, 859404, 1111244, 1156428, 1289106, 1666866, 1718808, 1944677, 2222488, 2312856, 2500299, 2578212, 3333732, 3611543, 3889354, 5000598, 5156424, 5834031, 6667464, 7223086, 7778708, 10001196, 10834629, 11668062, 14446172, 15557416, 17502093, 20002392, 21669258, 23336124, 25280801, 28892344, 32503887, 35004186, 43338516, 46672248, 50561602, 65007774, 70008372, 75842403, 86677032, 101123204, 130015548, 140016744, 151684806, 202246408, 227527209, 260031096, 303369612, 455054418, 606739224, 910108836, 1820217672]

約数ペア:

[(1, 1820217672), (2, 910108836), (3, 606739224), (4, 455054418), (6, 303369612), (7, 260031096), (8, 227527209), (9, 202246408), (12, 151684806), (13, 140016744), (14, 130015548), (18, 101123204), (21, 86677032), (24, 75842403), (26, 70008372), (28, 65007774), (36, 50561602), (39, 46672248), (42, 43338516), (52, 35004186), (56, 32503887), (63, 28892344), (72, 25280801), (78, 23336124), (84, 21669258), (91, 20002392), (104, 17502093), (117, 15557416), (126, 14446172), (156, 11668062), (168, 10834629), (182, 10001196), (234, 7778708), (252, 7223086), (273, 6667464), (312, 5834031), (353, 5156424), (364, 5000598), (468, 3889354), (504, 3611543), (546, 3333732), (706, 2578212), (728, 2500299), (787, 2312856), (819, 2222488), (936, 1944677), (1059, 1718808), (1092, 1666866), (1412, 1289106), (1574, 1156428), (1638, 1111244), (2118, 859404), (2184, 833433), (2361, 770952), (2471, 736632), (2824, 644553), (3148, 578214), (3177, 572936), (3276, 555622), (4236, 429702), (4589, 396648), (4722, 385476), (4942, 368316), (5509, 330408), (6296, 289107), (6354, 286468), (6552, 277811), (7083, 256984), (7413, 245544), (8472, 214851), (9178, 198324), (9444, 192738), (9884, 184158), (10231, 177912), (11018, 165204), (12708, 143234), (13767, 132216), (14166, 128492), (14826, 122772), (16527, 110136), (18356, 99162), (18888, 96369), (19768, 92079), (20462, 88956), (22036, 82602), (22239, 81848), (25416, 71617), (27534, 66108), (28332, 64246), (29652, 61386), (30693, 59304), (32123, 56664), (33054, 55068), (36712, 49581), (40924, 44478), (41301, 44072)]