221845120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2153}}^1$

素因数の和:2202

約数の個数: 128

約数和(自身を含む): 632759040

約数和(自身を除く): 410913920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 805, 896, 920, 1120, 1288, 1472, 1610, 1840, 2153, 2240, 2576, 2944, 3220, 3680, 4306, 4480, 5152, 6440, 7360, 8612, 10304, 10765, 12880, 14720, 15071, 17224, 20608, 21530, 25760, 30142, 34448, 43060, 49519, 51520, 60284, 68896, 75355, 86120, 99038, 103040, 120568, 137792, 150710, 172240, 198076, 241136, 247595, 275584, 301420, 344480, 346633, 396152, 482272, 495190, 602840, 688960, 693266, 792304, 964544, 990380, 1205680, 1377920, 1386532, 1584608, 1733165, 1929088, 1980760, 2411360, 2773064, 3169216, 3466330, 3961520, 4822720, 5546128, 6338432, 6932660, 7923040, 9645440, 11092256, 13865320, 15846080, 22184512, 27730640, 31692160, 44369024, 55461280, 110922560, 221845120]

約数ペア:

[(1, 221845120), (2, 110922560), (4, 55461280), (5, 44369024), (7, 31692160), (8, 27730640), (10, 22184512), (14, 15846080), (16, 13865320), (20, 11092256), (23, 9645440), (28, 7923040), (32, 6932660), (35, 6338432), (40, 5546128), (46, 4822720), (56, 3961520), (64, 3466330), (70, 3169216), (80, 2773064), (92, 2411360), (112, 1980760), (115, 1929088), (128, 1733165), (140, 1584608), (160, 1386532), (161, 1377920), (184, 1205680), (224, 990380), (230, 964544), (280, 792304), (320, 693266), (322, 688960), (368, 602840), (448, 495190), (460, 482272), (560, 396152), (640, 346633), (644, 344480), (736, 301420), (805, 275584), (896, 247595), (920, 241136), (1120, 198076), (1288, 172240), (1472, 150710), (1610, 137792), (1840, 120568), (2153, 103040), (2240, 99038), (2576, 86120), (2944, 75355), (3220, 68896), (3680, 60284), (4306, 51520), (4480, 49519), (5152, 43060), (6440, 34448), (7360, 30142), (8612, 25760), (10304, 21530), (10765, 20608), (12880, 17224), (14720, 15071)]