289540440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{38299}}^1$

素因数の和:38326

約数の個数: 128

約数和(自身を含む): 1103040000

約数和(自身を除く): 813499560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 38299, 76598, 114897, 153196, 191495, 229794, 268093, 306392, 344691, 382990, 459588, 536186, 574485, 689382, 765980, 804279, 919176, 1034073, 1072372, 1148970, 1340465, 1378764, 1531960, 1608558, 1723455, 2068146, 2144744, 2297940, 2412837, 2680930, 2757528, 3217116, 3446910, 4021395, 4136292, 4595880, 4825674, 5170365, 5361860, 6434232, 6893820, 7238511, 8042790, 8272584, 9651348, 10340730, 10723720, 12064185, 13787640, 14477022, 16085580, 19302696, 20681460, 24128370, 28954044, 32171160, 36192555, 41362920, 48256740, 57908088, 72385110, 96513480, 144770220, 289540440]

約数ペア:

[(1, 289540440), (2, 144770220), (3, 96513480), (4, 72385110), (5, 57908088), (6, 48256740), (7, 41362920), (8, 36192555), (9, 32171160), (10, 28954044), (12, 24128370), (14, 20681460), (15, 19302696), (18, 16085580), (20, 14477022), (21, 13787640), (24, 12064185), (27, 10723720), (28, 10340730), (30, 9651348), (35, 8272584), (36, 8042790), (40, 7238511), (42, 6893820), (45, 6434232), (54, 5361860), (56, 5170365), (60, 4825674), (63, 4595880), (70, 4136292), (72, 4021395), (84, 3446910), (90, 3217116), (105, 2757528), (108, 2680930), (120, 2412837), (126, 2297940), (135, 2144744), (140, 2068146), (168, 1723455), (180, 1608558), (189, 1531960), (210, 1378764), (216, 1340465), (252, 1148970), (270, 1072372), (280, 1034073), (315, 919176), (360, 804279), (378, 765980), (420, 689382), (504, 574485), (540, 536186), (630, 459588), (756, 382990), (840, 344691), (945, 306392), (1080, 268093), (1260, 229794), (1512, 191495), (1890, 153196), (2520, 114897), (3780, 76598), (7560, 38299)]