74289390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:642

約数の個数: 96

約数和(自身を含む): 209944224

約数和(自身を除く): 135654834

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 97, 98, 105, 147, 194, 210, 245, 291, 294, 485, 490, 521, 582, 679, 735, 970, 1042, 1358, 1455, 1470, 1563, 2037, 2605, 2910, 3126, 3395, 3647, 4074, 4753, 5210, 6790, 7294, 7815, 9506, 10185, 10941, 14259, 15630, 18235, 20370, 21882, 23765, 25529, 28518, 36470, 47530, 50537, 51058, 54705, 71295, 76587, 101074, 109410, 127645, 142590, 151611, 153174, 252685, 255290, 303222, 353759, 382935, 505370, 707518, 758055, 765870, 1061277, 1516110, 1768795, 2122554, 2476313, 3537590, 4952626, 5306385, 7428939, 10612770, 12381565, 14857878, 24763130, 37144695, 74289390]

約数ペア:

[(1, 74289390), (2, 37144695), (3, 24763130), (5, 14857878), (6, 12381565), (7, 10612770), (10, 7428939), (14, 5306385), (15, 4952626), (21, 3537590), (30, 2476313), (35, 2122554), (42, 1768795), (49, 1516110), (70, 1061277), (97, 765870), (98, 758055), (105, 707518), (147, 505370), (194, 382935), (210, 353759), (245, 303222), (291, 255290), (294, 252685), (485, 153174), (490, 151611), (521, 142590), (582, 127645), (679, 109410), (735, 101074), (970, 76587), (1042, 71295), (1358, 54705), (1455, 51058), (1470, 50537), (1563, 47530), (2037, 36470), (2605, 28518), (2910, 25529), (3126, 23765), (3395, 21882), (3647, 20370), (4074, 18235), (4753, 15630), (5210, 14259), (6790, 10941), (7294, 10185), (7815, 9506)]