2015157120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9629}}^1$

素因数の和:9760

約数の個数: 128

約数和(自身を含む): 6482916000

約数和(自身を除く): 4467758880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 320, 327, 384, 436, 480, 545, 640, 654, 872, 960, 1090, 1308, 1635, 1744, 1920, 2180, 2616, 3270, 3488, 4360, 5232, 6540, 6976, 8720, 9629, 10464, 13080, 13952, 17440, 19258, 20928, 26160, 28887, 34880, 38516, 41856, 48145, 52320, 57774, 69760, 77032, 96290, 104640, 115548, 144435, 154064, 192580, 209280, 231096, 288870, 308128, 385160, 462192, 577740, 616256, 770320, 924384, 1049561, 1155480, 1232512, 1540640, 1848768, 2099122, 2310960, 3081280, 3148683, 3697536, 4198244, 4621920, 5247805, 6162560, 6297366, 8396488, 9243840, 10495610, 12594732, 15743415, 16792976, 18487680, 20991220, 25189464, 31486830, 33585952, 41982440, 50378928, 62973660, 67171904, 83964880, 100757856, 125947320, 134343808, 167929760, 201515712, 251894640, 335859520, 403031424, 503789280, 671719040, 1007578560, 2015157120]

約数ペア:

[(1, 2015157120), (2, 1007578560), (3, 671719040), (4, 503789280), (5, 403031424), (6, 335859520), (8, 251894640), (10, 201515712), (12, 167929760), (15, 134343808), (16, 125947320), (20, 100757856), (24, 83964880), (30, 67171904), (32, 62973660), (40, 50378928), (48, 41982440), (60, 33585952), (64, 31486830), (80, 25189464), (96, 20991220), (109, 18487680), (120, 16792976), (128, 15743415), (160, 12594732), (192, 10495610), (218, 9243840), (240, 8396488), (320, 6297366), (327, 6162560), (384, 5247805), (436, 4621920), (480, 4198244), (545, 3697536), (640, 3148683), (654, 3081280), (872, 2310960), (960, 2099122), (1090, 1848768), (1308, 1540640), (1635, 1232512), (1744, 1155480), (1920, 1049561), (2180, 924384), (2616, 770320), (3270, 616256), (3488, 577740), (4360, 462192), (5232, 385160), (6540, 308128), (6976, 288870), (8720, 231096), (9629, 209280), (10464, 192580), (13080, 154064), (13952, 144435), (17440, 115548), (19258, 104640), (20928, 96290), (26160, 77032), (28887, 69760), (34880, 57774), (38516, 52320), (41856, 48145)]