54204780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 179262720

約数和(自身を除く): 125057940

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, 103, 105, 140, 147, 179, 196, 206, 210, 245, 294, 309, 358, 412, 420, 490, 515, 537, 588, 618, 716, 721, 735, 895, 980, 1030, 1074, 1236, 1253, 1442, 1470, 1545, 1790, 2060, 2148, 2163, 2506, 2685, 2884, 2940, 3090, 3580, 3605, 3759, 4326, 5012, 5047, 5370, 6180, 6265, 7210, 7518, 8652, 8771, 10094, 10740, 10815, 12530, 14420, 15036, 15141, 17542, 18437, 18795, 20188, 21630, 25060, 25235, 26313, 30282, 35084, 36874, 37590, 43260, 43855, 50470, 52626, 55311, 60564, 73748, 75180, 75705, 87710, 92185, 100940, 105252, 110622, 129059, 131565, 151410, 175420, 184370, 221244, 258118, 263130, 276555, 302820, 368740, 387177, 516236, 526260, 553110, 645295, 774354, 903413, 1106220, 1290590, 1548708, 1806826, 1935885, 2581180, 2710239, 3613652, 3871770, 4517065, 5420478, 7743540, 9034130, 10840956, 13551195, 18068260, 27102390, 54204780]

約数ペア:

[(1, 54204780), (2, 27102390), (3, 18068260), (4, 13551195), (5, 10840956), (6, 9034130), (7, 7743540), (10, 5420478), (12, 4517065), (14, 3871770), (15, 3613652), (20, 2710239), (21, 2581180), (28, 1935885), (30, 1806826), (35, 1548708), (42, 1290590), (49, 1106220), (60, 903413), (70, 774354), (84, 645295), (98, 553110), (103, 526260), (105, 516236), (140, 387177), (147, 368740), (179, 302820), (196, 276555), (206, 263130), (210, 258118), (245, 221244), (294, 184370), (309, 175420), (358, 151410), (412, 131565), (420, 129059), (490, 110622), (515, 105252), (537, 100940), (588, 92185), (618, 87710), (716, 75705), (721, 75180), (735, 73748), (895, 60564), (980, 55311), (1030, 52626), (1074, 50470), (1236, 43855), (1253, 43260), (1442, 37590), (1470, 36874), (1545, 35084), (1790, 30282), (2060, 26313), (2148, 25235), (2163, 25060), (2506, 21630), (2685, 20188), (2884, 18795), (2940, 18437), (3090, 17542), (3580, 15141), (3605, 15036), (3759, 14420), (4326, 12530), (5012, 10815), (5047, 10740), (5370, 10094), (6180, 8771), (6265, 8652), (7210, 7518)]