138573540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1549}}^1$

素因数の和:1642

約数の個数: 144

約数和(自身を含む): 487468800

約数和(自身を除く): 348895260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 994, 1065, 1260, 1278, 1420, 1491, 1549, 1988, 2130, 2485, 2556, 2982, 3098, 3195, 4260, 4473, 4647, 4970, 5964, 6196, 6390, 7455, 7745, 8946, 9294, 9940, 10843, 12780, 13941, 14910, 15490, 17892, 18588, 21686, 22365, 23235, 27882, 29820, 30980, 32529, 43372, 44730, 46470, 54215, 55764, 65058, 69705, 89460, 92940, 97587, 108430, 109979, 130116, 139410, 162645, 195174, 216860, 219958, 278820, 325290, 329937, 390348, 439916, 487935, 549895, 650580, 659874, 769853, 975870, 989811, 1099790, 1319748, 1539706, 1649685, 1951740, 1979622, 2199580, 2309559, 3079412, 3299370, 3849265, 3959244, 4619118, 4949055, 6598740, 6928677, 7698530, 9238236, 9898110, 11547795, 13857354, 15397060, 19796220, 23095590, 27714708, 34643385, 46191180, 69286770, 138573540]

約数ペア:

[(1, 138573540), (2, 69286770), (3, 46191180), (4, 34643385), (5, 27714708), (6, 23095590), (7, 19796220), (9, 15397060), (10, 13857354), (12, 11547795), (14, 9898110), (15, 9238236), (18, 7698530), (20, 6928677), (21, 6598740), (28, 4949055), (30, 4619118), (35, 3959244), (36, 3849265), (42, 3299370), (45, 3079412), (60, 2309559), (63, 2199580), (70, 1979622), (71, 1951740), (84, 1649685), (90, 1539706), (105, 1319748), (126, 1099790), (140, 989811), (142, 975870), (180, 769853), (210, 659874), (213, 650580), (252, 549895), (284, 487935), (315, 439916), (355, 390348), (420, 329937), (426, 325290), (497, 278820), (630, 219958), (639, 216860), (710, 195174), (852, 162645), (994, 139410), (1065, 130116), (1260, 109979), (1278, 108430), (1420, 97587), (1491, 92940), (1549, 89460), (1988, 69705), (2130, 65058), (2485, 55764), (2556, 54215), (2982, 46470), (3098, 44730), (3195, 43372), (4260, 32529), (4473, 30980), (4647, 29820), (4970, 27882), (5964, 23235), (6196, 22365), (6390, 21686), (7455, 18588), (7745, 17892), (8946, 15490), (9294, 14910), (9940, 13941), (10843, 12780)]