68901560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:877

約数の個数: 128

約数和(自身を含む): 199342080

約数和(自身を除く): 130440520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 598, 644, 728, 805, 823, 910, 920, 1196, 1288, 1495, 1610, 1646, 1820, 2093, 2392, 2990, 3220, 3292, 3640, 4115, 4186, 5761, 5980, 6440, 6584, 8230, 8372, 10465, 10699, 11522, 11960, 16460, 16744, 18929, 20930, 21398, 23044, 28805, 32920, 37858, 41860, 42796, 46088, 53495, 57610, 74893, 75716, 83720, 85592, 94645, 106990, 115220, 132503, 149786, 151432, 189290, 213980, 230440, 246077, 265006, 299572, 374465, 378580, 427960, 492154, 530012, 599144, 662515, 748930, 757160, 984308, 1060024, 1230385, 1325030, 1497860, 1722539, 1968616, 2460770, 2650060, 2995720, 3445078, 4921540, 5300120, 6890156, 8612695, 9843080, 13780312, 17225390, 34450780, 68901560]

約数ペア:

[(1, 68901560), (2, 34450780), (4, 17225390), (5, 13780312), (7, 9843080), (8, 8612695), (10, 6890156), (13, 5300120), (14, 4921540), (20, 3445078), (23, 2995720), (26, 2650060), (28, 2460770), (35, 1968616), (40, 1722539), (46, 1497860), (52, 1325030), (56, 1230385), (65, 1060024), (70, 984308), (91, 757160), (92, 748930), (104, 662515), (115, 599144), (130, 530012), (140, 492154), (161, 427960), (182, 378580), (184, 374465), (230, 299572), (260, 265006), (280, 246077), (299, 230440), (322, 213980), (364, 189290), (455, 151432), (460, 149786), (520, 132503), (598, 115220), (644, 106990), (728, 94645), (805, 85592), (823, 83720), (910, 75716), (920, 74893), (1196, 57610), (1288, 53495), (1495, 46088), (1610, 42796), (1646, 41860), (1820, 37858), (2093, 32920), (2392, 28805), (2990, 23044), (3220, 21398), (3292, 20930), (3640, 18929), (4115, 16744), (4186, 16460), (5761, 11960), (5980, 11522), (6440, 10699), (6584, 10465), (8230, 8372)]