253182720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{9419}}^1$

素因数の和:9450

約数の個数: 144

約数和(自身を含む): 924215040

約数和(自身を除く): 671032320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 9419, 13440, 18838, 26880, 28257, 37676, 47095, 56514, 65933, 75352, 94190, 113028, 131866, 141285, 150704, 188380, 197799, 226056, 263732, 282570, 301408, 329665, 376760, 395598, 452112, 527464, 565140, 602816, 659330, 753520, 791196, 904224, 988995, 1054928, 1130280, 1205632, 1318660, 1507040, 1582392, 1808448, 1977990, 2109856, 2260560, 2411264, 2637320, 3014080, 3164784, 3616896, 3955980, 4219712, 4521120, 5274640, 6028160, 6329568, 7233792, 7911960, 8439424, 9042240, 10549280, 12056320, 12659136, 15823920, 16878848, 18084480, 21098560, 25318272, 31647840, 36168960, 42197120, 50636544, 63295680, 84394240, 126591360, 253182720]

約数ペア:

[(1, 253182720), (2, 126591360), (3, 84394240), (4, 63295680), (5, 50636544), (6, 42197120), (7, 36168960), (8, 31647840), (10, 25318272), (12, 21098560), (14, 18084480), (15, 16878848), (16, 15823920), (20, 12659136), (21, 12056320), (24, 10549280), (28, 9042240), (30, 8439424), (32, 7911960), (35, 7233792), (40, 6329568), (42, 6028160), (48, 5274640), (56, 4521120), (60, 4219712), (64, 3955980), (70, 3616896), (80, 3164784), (84, 3014080), (96, 2637320), (105, 2411264), (112, 2260560), (120, 2109856), (128, 1977990), (140, 1808448), (160, 1582392), (168, 1507040), (192, 1318660), (210, 1205632), (224, 1130280), (240, 1054928), (256, 988995), (280, 904224), (320, 791196), (336, 753520), (384, 659330), (420, 602816), (448, 565140), (480, 527464), (560, 452112), (640, 395598), (672, 376760), (768, 329665), (840, 301408), (896, 282570), (960, 263732), (1120, 226056), (1280, 197799), (1344, 188380), (1680, 150704), (1792, 141285), (1920, 131866), (2240, 113028), (2688, 94190), (3360, 75352), (3840, 65933), (4480, 56514), (5376, 47095), (6720, 37676), (8960, 28257), (9419, 26880), (13440, 18838)]