67165280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:701

約数の個数: 144

約数和(自身を含む): 199085040

約数和(自身を除く): 131919760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 659, 728, 784, 910, 980, 1040, 1120, 1274, 1318, 1456, 1568, 1820, 1960, 2080, 2548, 2636, 2912, 3185, 3295, 3640, 3920, 4613, 5096, 5272, 6370, 6590, 7280, 7840, 8567, 9226, 10192, 10544, 12740, 13180, 14560, 17134, 18452, 20384, 21088, 23065, 25480, 26360, 32291, 34268, 36904, 42835, 46130, 50960, 52720, 59969, 64582, 68536, 73808, 85670, 92260, 101920, 105440, 119938, 129164, 137072, 147616, 161455, 171340, 184520, 239876, 258328, 274144, 299845, 322910, 342680, 369040, 419783, 479752, 516656, 599690, 645820, 685360, 738080, 839566, 959504, 1033312, 1199380, 1291640, 1370720, 1679132, 1919008, 2098915, 2398760, 2583280, 3358264, 4197830, 4797520, 5166560, 6716528, 8395660, 9595040, 13433056, 16791320, 33582640, 67165280]

約数ペア:

[(1, 67165280), (2, 33582640), (4, 16791320), (5, 13433056), (7, 9595040), (8, 8395660), (10, 6716528), (13, 5166560), (14, 4797520), (16, 4197830), (20, 3358264), (26, 2583280), (28, 2398760), (32, 2098915), (35, 1919008), (40, 1679132), (49, 1370720), (52, 1291640), (56, 1199380), (65, 1033312), (70, 959504), (80, 839566), (91, 738080), (98, 685360), (104, 645820), (112, 599690), (130, 516656), (140, 479752), (160, 419783), (182, 369040), (196, 342680), (208, 322910), (224, 299845), (245, 274144), (260, 258328), (280, 239876), (364, 184520), (392, 171340), (416, 161455), (455, 147616), (490, 137072), (520, 129164), (560, 119938), (637, 105440), (659, 101920), (728, 92260), (784, 85670), (910, 73808), (980, 68536), (1040, 64582), (1120, 59969), (1274, 52720), (1318, 50960), (1456, 46130), (1568, 42835), (1820, 36904), (1960, 34268), (2080, 32291), (2548, 26360), (2636, 25480), (2912, 23065), (3185, 21088), (3295, 20384), (3640, 18452), (3920, 17134), (4613, 14560), (5096, 13180), (5272, 12740), (6370, 10544), (6590, 10192), (7280, 9226), (7840, 8567)]