202830720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:880

約数の個数: 128

約数和(自身を含む): 651780000

約数和(自身を除く): 448949280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 149, 160, 192, 240, 298, 320, 384, 447, 480, 596, 640, 709, 745, 894, 960, 1192, 1418, 1490, 1788, 1920, 2127, 2235, 2384, 2836, 2980, 3545, 3576, 4254, 4470, 4768, 5672, 5960, 7090, 7152, 8508, 8940, 9536, 10635, 11344, 11920, 14180, 14304, 17016, 17880, 19072, 21270, 22688, 23840, 28360, 28608, 34032, 35760, 42540, 45376, 47680, 56720, 57216, 68064, 71520, 85080, 90752, 95360, 105641, 113440, 136128, 143040, 170160, 211282, 226880, 272256, 286080, 316923, 340320, 422564, 453760, 528205, 633846, 680640, 845128, 1056410, 1267692, 1361280, 1584615, 1690256, 2112820, 2535384, 3169230, 3380512, 4225640, 5070768, 6338460, 6761024, 8451280, 10141536, 12676920, 13522048, 16902560, 20283072, 25353840, 33805120, 40566144, 50707680, 67610240, 101415360, 202830720]

約数ペア:

[(1, 202830720), (2, 101415360), (3, 67610240), (4, 50707680), (5, 40566144), (6, 33805120), (8, 25353840), (10, 20283072), (12, 16902560), (15, 13522048), (16, 12676920), (20, 10141536), (24, 8451280), (30, 6761024), (32, 6338460), (40, 5070768), (48, 4225640), (60, 3380512), (64, 3169230), (80, 2535384), (96, 2112820), (120, 1690256), (128, 1584615), (149, 1361280), (160, 1267692), (192, 1056410), (240, 845128), (298, 680640), (320, 633846), (384, 528205), (447, 453760), (480, 422564), (596, 340320), (640, 316923), (709, 286080), (745, 272256), (894, 226880), (960, 211282), (1192, 170160), (1418, 143040), (1490, 136128), (1788, 113440), (1920, 105641), (2127, 95360), (2235, 90752), (2384, 85080), (2836, 71520), (2980, 68064), (3545, 57216), (3576, 56720), (4254, 47680), (4470, 45376), (4768, 42540), (5672, 35760), (5960, 34032), (7090, 28608), (7152, 28360), (8508, 23840), (8940, 22688), (9536, 21270), (10635, 19072), (11344, 17880), (11920, 17016), (14180, 14304)]