21822720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5683}}^1$

素因数の和:5707

約数の個数: 72

約数和(自身を含む): 69708576

約数和(自身を除く): 47885856

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, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5683, 11366, 17049, 22732, 28415, 34098, 45464, 56830, 68196, 85245, 90928, 113660, 136392, 170490, 181856, 227320, 272784, 340980, 363712, 454640, 545568, 681960, 727424, 909280, 1091136, 1363920, 1454848, 1818560, 2182272, 2727840, 3637120, 4364544, 5455680, 7274240, 10911360, 21822720]

約数ペア:

[(1, 21822720), (2, 10911360), (3, 7274240), (4, 5455680), (5, 4364544), (6, 3637120), (8, 2727840), (10, 2182272), (12, 1818560), (15, 1454848), (16, 1363920), (20, 1091136), (24, 909280), (30, 727424), (32, 681960), (40, 545568), (48, 454640), (60, 363712), (64, 340980), (80, 272784), (96, 227320), (120, 181856), (128, 170490), (160, 136392), (192, 113660), (240, 90928), (256, 85245), (320, 68196), (384, 56830), (480, 45464), (640, 34098), (768, 28415), (960, 22732), (1280, 17049), (1920, 11366), (3840, 5683)]