81840744

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1071

約数の個数: 96

約数和(自身を含む): 235223040

約数和(自身を除く): 153382296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 37, 62, 72, 74, 93, 111, 124, 148, 186, 222, 248, 279, 296, 333, 372, 444, 558, 666, 744, 888, 991, 1116, 1147, 1332, 1982, 2232, 2294, 2664, 2973, 3441, 3964, 4588, 5946, 6882, 7928, 8919, 9176, 10323, 11892, 13764, 17838, 20646, 23784, 27528, 30721, 35676, 36667, 41292, 61442, 71352, 73334, 82584, 92163, 110001, 122884, 146668, 184326, 220002, 245768, 276489, 293336, 330003, 368652, 440004, 552978, 660006, 737304, 880008, 1105956, 1136677, 1320012, 2211912, 2273354, 2640024, 3410031, 4546708, 6820062, 9093416, 10230093, 13640124, 20460186, 27280248, 40920372, 81840744]

約数ペア:

[(1, 81840744), (2, 40920372), (3, 27280248), (4, 20460186), (6, 13640124), (8, 10230093), (9, 9093416), (12, 6820062), (18, 4546708), (24, 3410031), (31, 2640024), (36, 2273354), (37, 2211912), (62, 1320012), (72, 1136677), (74, 1105956), (93, 880008), (111, 737304), (124, 660006), (148, 552978), (186, 440004), (222, 368652), (248, 330003), (279, 293336), (296, 276489), (333, 245768), (372, 220002), (444, 184326), (558, 146668), (666, 122884), (744, 110001), (888, 92163), (991, 82584), (1116, 73334), (1147, 71352), (1332, 61442), (1982, 41292), (2232, 36667), (2294, 35676), (2664, 30721), (2973, 27528), (3441, 23784), (3964, 20646), (4588, 17838), (5946, 13764), (6882, 11892), (7928, 10323), (8919, 9176)]