1903230720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{165211}}^1$

素因数の和:165238

約数の個数: 108

約数和(自身を含む): 6585019896

約数和(自身を除く): 4681789176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 165211, 330422, 495633, 660844, 826055, 991266, 1321688, 1486899, 1652110, 1982532, 2478165, 2643376, 2973798, 3304220, 3965064, 4956330, 5286752, 5947596, 6608440, 7434495, 7930128, 9912660, 10573504, 11895192, 13216880, 14868990, 15860256, 19825320, 21147008, 23790384, 26433760, 29737980, 31720512, 39650640, 42294016, 47580768, 52867520, 59475960, 63441024, 79301280, 95161536, 105735040, 118951920, 126882048, 158602560, 190323072, 211470080, 237903840, 317205120, 380646144, 475807680, 634410240, 951615360, 1903230720]

約数ペア:

[(1, 1903230720), (2, 951615360), (3, 634410240), (4, 475807680), (5, 380646144), (6, 317205120), (8, 237903840), (9, 211470080), (10, 190323072), (12, 158602560), (15, 126882048), (16, 118951920), (18, 105735040), (20, 95161536), (24, 79301280), (30, 63441024), (32, 59475960), (36, 52867520), (40, 47580768), (45, 42294016), (48, 39650640), (60, 31720512), (64, 29737980), (72, 26433760), (80, 23790384), (90, 21147008), (96, 19825320), (120, 15860256), (128, 14868990), (144, 13216880), (160, 11895192), (180, 10573504), (192, 9912660), (240, 7930128), (256, 7434495), (288, 6608440), (320, 5947596), (360, 5286752), (384, 4956330), (480, 3965064), (576, 3304220), (640, 2973798), (720, 2643376), (768, 2478165), (960, 1982532), (1152, 1652110), (1280, 1486899), (1440, 1321688), (1920, 991266), (2304, 826055), (2880, 660844), (3840, 495633), (5760, 330422), (11520, 165211)]