154458780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:624

約数の個数: 144

約数和(自身を含む): 508830336

約数和(自身を除く): 354371556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 107, 140, 147, 196, 210, 214, 245, 294, 321, 420, 428, 490, 491, 535, 588, 642, 735, 749, 980, 982, 1070, 1284, 1470, 1473, 1498, 1605, 1964, 2140, 2247, 2455, 2940, 2946, 2996, 3210, 3437, 3745, 4494, 4910, 5243, 5892, 6420, 6874, 7365, 7490, 8988, 9820, 10311, 10486, 11235, 13748, 14730, 14980, 15729, 17185, 20622, 20972, 22470, 24059, 26215, 29460, 31458, 34370, 41244, 44940, 48118, 51555, 52430, 52537, 62916, 68740, 72177, 78645, 96236, 103110, 104860, 105074, 120295, 144354, 157290, 157611, 206220, 210148, 240590, 262685, 288708, 314580, 315222, 360885, 367759, 481180, 525370, 630444, 721770, 735518, 788055, 1050740, 1103277, 1443540, 1471036, 1576110, 1838795, 2206554, 2574313, 3152220, 3677590, 4413108, 5148626, 5516385, 7355180, 7722939, 10297252, 11032770, 12871565, 15445878, 22065540, 25743130, 30891756, 38614695, 51486260, 77229390, 154458780]

約数ペア:

[(1, 154458780), (2, 77229390), (3, 51486260), (4, 38614695), (5, 30891756), (6, 25743130), (7, 22065540), (10, 15445878), (12, 12871565), (14, 11032770), (15, 10297252), (20, 7722939), (21, 7355180), (28, 5516385), (30, 5148626), (35, 4413108), (42, 3677590), (49, 3152220), (60, 2574313), (70, 2206554), (84, 1838795), (98, 1576110), (105, 1471036), (107, 1443540), (140, 1103277), (147, 1050740), (196, 788055), (210, 735518), (214, 721770), (245, 630444), (294, 525370), (321, 481180), (420, 367759), (428, 360885), (490, 315222), (491, 314580), (535, 288708), (588, 262685), (642, 240590), (735, 210148), (749, 206220), (980, 157611), (982, 157290), (1070, 144354), (1284, 120295), (1470, 105074), (1473, 104860), (1498, 103110), (1605, 96236), (1964, 78645), (2140, 72177), (2247, 68740), (2455, 62916), (2940, 52537), (2946, 52430), (2996, 51555), (3210, 48118), (3437, 44940), (3745, 41244), (4494, 34370), (4910, 31458), (5243, 29460), (5892, 26215), (6420, 24059), (6874, 22470), (7365, 20972), (7490, 20622), (8988, 17185), (9820, 15729), (10311, 14980), (10486, 14730), (11235, 13748)]