122459920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 325479168

約数和(自身を除く): 203019248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 67, 80, 88, 110, 124, 134, 155, 176, 220, 248, 268, 310, 335, 341, 440, 496, 536, 620, 670, 682, 737, 880, 1072, 1240, 1340, 1364, 1474, 1705, 2077, 2480, 2680, 2728, 2948, 3410, 3685, 4154, 4489, 5360, 5456, 5896, 6820, 7370, 8308, 8978, 10385, 11792, 13640, 14740, 16616, 17956, 20770, 22445, 22847, 27280, 29480, 33232, 35912, 41540, 44890, 45694, 49379, 58960, 71824, 83080, 89780, 91388, 98758, 114235, 139159, 166160, 179560, 182776, 197516, 228470, 246895, 278318, 359120, 365552, 395032, 456940, 493790, 556636, 695795, 790064, 913880, 987580, 1113272, 1391590, 1530749, 1827760, 1975160, 2226544, 2783180, 3061498, 3950320, 5566360, 6122996, 7653745, 11132720, 12245992, 15307490, 24491984, 30614980, 61229960, 122459920]

約数ペア:

[(1, 122459920), (2, 61229960), (4, 30614980), (5, 24491984), (8, 15307490), (10, 12245992), (11, 11132720), (16, 7653745), (20, 6122996), (22, 5566360), (31, 3950320), (40, 3061498), (44, 2783180), (55, 2226544), (62, 1975160), (67, 1827760), (80, 1530749), (88, 1391590), (110, 1113272), (124, 987580), (134, 913880), (155, 790064), (176, 695795), (220, 556636), (248, 493790), (268, 456940), (310, 395032), (335, 365552), (341, 359120), (440, 278318), (496, 246895), (536, 228470), (620, 197516), (670, 182776), (682, 179560), (737, 166160), (880, 139159), (1072, 114235), (1240, 98758), (1340, 91388), (1364, 89780), (1474, 83080), (1705, 71824), (2077, 58960), (2480, 49379), (2680, 45694), (2728, 44890), (2948, 41540), (3410, 35912), (3685, 33232), (4154, 29480), (4489, 27280), (5360, 22847), (5456, 22445), (5896, 20770), (6820, 17956), (7370, 16616), (8308, 14740), (8978, 13640), (10385, 11792)]