219330580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 550029312

約数和(自身を除く): 330698732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 97, 124, 140, 155, 194, 217, 310, 388, 434, 485, 521, 620, 679, 868, 970, 1042, 1085, 1358, 1940, 2084, 2170, 2605, 2716, 3007, 3395, 3647, 4340, 5210, 6014, 6790, 7294, 10420, 12028, 13580, 14588, 15035, 16151, 18235, 21049, 30070, 32302, 36470, 42098, 50537, 60140, 64604, 72940, 80755, 84196, 101074, 105245, 113057, 161510, 202148, 210490, 226114, 252685, 323020, 353759, 420980, 452228, 505370, 565285, 707518, 1010740, 1130570, 1415036, 1566647, 1768795, 2261140, 3133294, 3537590, 6266588, 7075180, 7833235, 10966529, 15666470, 21933058, 31332940, 43866116, 54832645, 109665290, 219330580]

約数ペア:

[(1, 219330580), (2, 109665290), (4, 54832645), (5, 43866116), (7, 31332940), (10, 21933058), (14, 15666470), (20, 10966529), (28, 7833235), (31, 7075180), (35, 6266588), (62, 3537590), (70, 3133294), (97, 2261140), (124, 1768795), (140, 1566647), (155, 1415036), (194, 1130570), (217, 1010740), (310, 707518), (388, 565285), (434, 505370), (485, 452228), (521, 420980), (620, 353759), (679, 323020), (868, 252685), (970, 226114), (1042, 210490), (1085, 202148), (1358, 161510), (1940, 113057), (2084, 105245), (2170, 101074), (2605, 84196), (2716, 80755), (3007, 72940), (3395, 64604), (3647, 60140), (4340, 50537), (5210, 42098), (6014, 36470), (6790, 32302), (7294, 30070), (10420, 21049), (12028, 18235), (13580, 16151), (14588, 15035)]