16465390020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{51593}}^1$

素因数の和:51811

約数の個数: 120

約数和(自身を含む): 51915740184

約数和(自身を除く): 35450350164

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, 197, 270, 324, 394, 405, 540, 591, 788, 810, 985, 1182, 1620, 1773, 1970, 2364, 2955, 3546, 3940, 5319, 5910, 7092, 8865, 10638, 11820, 15957, 17730, 21276, 26595, 31914, 35460, 51593, 53190, 63828, 79785, 103186, 106380, 154779, 159570, 206372, 257965, 309558, 319140, 464337, 515930, 619116, 773895, 928674, 1031860, 1393011, 1547790, 1857348, 2321685, 2786022, 3095580, 4179033, 4643370, 5572044, 6965055, 8358066, 9286740, 10163821, 13930110, 16716132, 20327642, 20895165, 27860220, 30491463, 40655284, 41790330, 50819105, 60982926, 83580660, 91474389, 101638210, 121965852, 152457315, 182948778, 203276420, 274423167, 304914630, 365897556, 457371945, 548846334, 609829260, 823269501, 914743890, 1097692668, 1372115835, 1646539002, 1829487780, 2744231670, 3293078004, 4116347505, 5488463340, 8232695010, 16465390020]

約数ペア:

[(1, 16465390020), (2, 8232695010), (3, 5488463340), (4, 4116347505), (5, 3293078004), (6, 2744231670), (9, 1829487780), (10, 1646539002), (12, 1372115835), (15, 1097692668), (18, 914743890), (20, 823269501), (27, 609829260), (30, 548846334), (36, 457371945), (45, 365897556), (54, 304914630), (60, 274423167), (81, 203276420), (90, 182948778), (108, 152457315), (135, 121965852), (162, 101638210), (180, 91474389), (197, 83580660), (270, 60982926), (324, 50819105), (394, 41790330), (405, 40655284), (540, 30491463), (591, 27860220), (788, 20895165), (810, 20327642), (985, 16716132), (1182, 13930110), (1620, 10163821), (1773, 9286740), (1970, 8358066), (2364, 6965055), (2955, 5572044), (3546, 4643370), (3940, 4179033), (5319, 3095580), (5910, 2786022), (7092, 2321685), (8865, 1857348), (10638, 1547790), (11820, 1393011), (15957, 1031860), (17730, 928674), (21276, 773895), (26595, 619116), (31914, 515930), (35460, 464337), (51593, 319140), (53190, 309558), (63828, 257965), (79785, 206372), (103186, 159570), (106380, 154779)]