187772340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{691}}^1$

素因数の和:1357

約数の個数: 96

約数和(自身を含む): 602671104

約数和(自身を除く): 414898764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 647, 691, 1294, 1382, 1941, 2073, 2588, 2764, 3235, 3455, 3882, 4146, 4529, 4837, 6470, 6910, 7764, 8292, 9058, 9674, 9705, 10365, 12940, 13587, 13820, 14511, 18116, 19348, 19410, 20730, 22645, 24185, 27174, 29022, 38820, 41460, 45290, 48370, 54348, 58044, 67935, 72555, 90580, 96740, 135870, 145110, 271740, 290220, 447077, 894154, 1341231, 1788308, 2235385, 2682462, 3129539, 4470770, 5364924, 6259078, 6706155, 8941540, 9388617, 12518156, 13412310, 15647695, 18777234, 26824620, 31295390, 37554468, 46943085, 62590780, 93886170, 187772340]

約数ペア:

[(1, 187772340), (2, 93886170), (3, 62590780), (4, 46943085), (5, 37554468), (6, 31295390), (7, 26824620), (10, 18777234), (12, 15647695), (14, 13412310), (15, 12518156), (20, 9388617), (21, 8941540), (28, 6706155), (30, 6259078), (35, 5364924), (42, 4470770), (60, 3129539), (70, 2682462), (84, 2235385), (105, 1788308), (140, 1341231), (210, 894154), (420, 447077), (647, 290220), (691, 271740), (1294, 145110), (1382, 135870), (1941, 96740), (2073, 90580), (2588, 72555), (2764, 67935), (3235, 58044), (3455, 54348), (3882, 48370), (4146, 45290), (4529, 41460), (4837, 38820), (6470, 29022), (6910, 27174), (7764, 24185), (8292, 22645), (9058, 20730), (9674, 19410), (9705, 19348), (10365, 18116), (12940, 14511), (13587, 13820)]