861750396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:728

約数の個数: 144

約数和(自身を含む): 2486848000

約数和(自身を除く): 1625097604

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 199, 228, 234, 247, 342, 398, 468, 487, 494, 597, 684, 741, 796, 974, 988, 1194, 1461, 1482, 1791, 1948, 2223, 2388, 2587, 2922, 2964, 3582, 3781, 4383, 4446, 5174, 5844, 6331, 7164, 7562, 7761, 8766, 8892, 9253, 10348, 11343, 12662, 15124, 15522, 17532, 18506, 18993, 22686, 23283, 25324, 27759, 31044, 34029, 37012, 37986, 45372, 46566, 49153, 55518, 56979, 68058, 75972, 83277, 93132, 96913, 98306, 111036, 113958, 120289, 136116, 147459, 166554, 193826, 196612, 227916, 240578, 290739, 294918, 333108, 360867, 387652, 442377, 481156, 581478, 589836, 721734, 872217, 884754, 1082601, 1162956, 1259869, 1443468, 1744434, 1769508, 1841347, 2165202, 2519738, 3488868, 3682694, 3779607, 4330404, 5039476, 5524041, 7365388, 7559214, 11048082, 11338821, 15118428, 16572123, 22096164, 22677642, 23937511, 33144246, 45355284, 47875022, 66288492, 71812533, 95750044, 143625066, 215437599, 287250132, 430875198, 861750396]

約数ペア:

[(1, 861750396), (2, 430875198), (3, 287250132), (4, 215437599), (6, 143625066), (9, 95750044), (12, 71812533), (13, 66288492), (18, 47875022), (19, 45355284), (26, 33144246), (36, 23937511), (38, 22677642), (39, 22096164), (52, 16572123), (57, 15118428), (76, 11338821), (78, 11048082), (114, 7559214), (117, 7365388), (156, 5524041), (171, 5039476), (199, 4330404), (228, 3779607), (234, 3682694), (247, 3488868), (342, 2519738), (398, 2165202), (468, 1841347), (487, 1769508), (494, 1744434), (597, 1443468), (684, 1259869), (741, 1162956), (796, 1082601), (974, 884754), (988, 872217), (1194, 721734), (1461, 589836), (1482, 581478), (1791, 481156), (1948, 442377), (2223, 387652), (2388, 360867), (2587, 333108), (2922, 294918), (2964, 290739), (3582, 240578), (3781, 227916), (4383, 196612), (4446, 193826), (5174, 166554), (5844, 147459), (6331, 136116), (7164, 120289), (7562, 113958), (7761, 111036), (8766, 98306), (8892, 96913), (9253, 93132), (10348, 83277), (11343, 75972), (12662, 68058), (15124, 56979), (15522, 55518), (17532, 49153), (18506, 46566), (18993, 45372), (22686, 37986), (23283, 37012), (25324, 34029), (27759, 31044)]