312671340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{751}}^1$

素因数の和:1029

約数の個数: 120

約数和(自身を含む): 985989312

約数和(自身を除く): 673317972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 257, 270, 324, 405, 514, 540, 751, 771, 810, 1028, 1285, 1502, 1542, 1620, 2253, 2313, 2570, 3004, 3084, 3755, 3855, 4506, 4626, 5140, 6759, 6939, 7510, 7710, 9012, 9252, 11265, 11565, 13518, 13878, 15020, 15420, 20277, 20817, 22530, 23130, 27036, 27756, 33795, 34695, 40554, 41634, 45060, 46260, 60831, 67590, 69390, 81108, 83268, 101385, 104085, 121662, 135180, 138780, 193007, 202770, 208170, 243324, 304155, 386014, 405540, 416340, 579021, 608310, 772028, 965035, 1158042, 1216620, 1737063, 1930070, 2316084, 2895105, 3474126, 3860140, 5211189, 5790210, 6948252, 8685315, 10422378, 11580420, 15633567, 17370630, 20844756, 26055945, 31267134, 34741260, 52111890, 62534268, 78167835, 104223780, 156335670, 312671340]

約数ペア:

[(1, 312671340), (2, 156335670), (3, 104223780), (4, 78167835), (5, 62534268), (6, 52111890), (9, 34741260), (10, 31267134), (12, 26055945), (15, 20844756), (18, 17370630), (20, 15633567), (27, 11580420), (30, 10422378), (36, 8685315), (45, 6948252), (54, 5790210), (60, 5211189), (81, 3860140), (90, 3474126), (108, 2895105), (135, 2316084), (162, 1930070), (180, 1737063), (257, 1216620), (270, 1158042), (324, 965035), (405, 772028), (514, 608310), (540, 579021), (751, 416340), (771, 405540), (810, 386014), (1028, 304155), (1285, 243324), (1502, 208170), (1542, 202770), (1620, 193007), (2253, 138780), (2313, 135180), (2570, 121662), (3004, 104085), (3084, 101385), (3755, 83268), (3855, 81108), (4506, 69390), (4626, 67590), (5140, 60831), (6759, 46260), (6939, 45060), (7510, 41634), (7710, 40554), (9012, 34695), (9252, 33795), (11265, 27756), (11565, 27036), (13518, 23130), (13878, 22530), (15020, 20817), (15420, 20277)]