19274760

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{661}}^1$

素因数の和:690

約数の個数: 112

約数和(自身を含む): 65120940

約数和(自身を除く): 45846180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 661, 729, 810, 972, 1080, 1215, 1322, 1458, 1620, 1944, 1983, 2430, 2644, 2916, 3240, 3305, 3645, 3966, 4860, 5288, 5832, 5949, 6610, 7290, 7932, 9720, 9915, 11898, 13220, 14580, 15864, 17847, 19830, 23796, 26440, 29160, 29745, 35694, 39660, 47592, 53541, 59490, 71388, 79320, 89235, 107082, 118980, 142776, 160623, 178470, 214164, 237960, 267705, 321246, 356940, 428328, 481869, 535410, 642492, 713880, 803115, 963738, 1070820, 1284984, 1606230, 1927476, 2141640, 2409345, 3212460, 3854952, 4818690, 6424920, 9637380, 19274760]

約数ペア:

[(1, 19274760), (2, 9637380), (3, 6424920), (4, 4818690), (5, 3854952), (6, 3212460), (8, 2409345), (9, 2141640), (10, 1927476), (12, 1606230), (15, 1284984), (18, 1070820), (20, 963738), (24, 803115), (27, 713880), (30, 642492), (36, 535410), (40, 481869), (45, 428328), (54, 356940), (60, 321246), (72, 267705), (81, 237960), (90, 214164), (108, 178470), (120, 160623), (135, 142776), (162, 118980), (180, 107082), (216, 89235), (243, 79320), (270, 71388), (324, 59490), (360, 53541), (405, 47592), (486, 39660), (540, 35694), (648, 29745), (661, 29160), (729, 26440), (810, 23796), (972, 19830), (1080, 17847), (1215, 15864), (1322, 14580), (1458, 13220), (1620, 11898), (1944, 9915), (1983, 9720), (2430, 7932), (2644, 7290), (2916, 6610), (3240, 5949), (3305, 5832), (3645, 5288), (3966, 4860)]