245854980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{337}}^1$

素因数の和:555

約数の個数: 192

約数和(自身を含む): 881287680

約数和(自身を除く): 635432700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 193, 210, 252, 270, 315, 337, 378, 386, 420, 540, 579, 630, 674, 756, 772, 945, 965, 1011, 1158, 1260, 1348, 1351, 1685, 1737, 1890, 1930, 2022, 2316, 2359, 2702, 2895, 3033, 3370, 3474, 3780, 3860, 4044, 4053, 4718, 5055, 5211, 5404, 5790, 6066, 6740, 6755, 6948, 7077, 8106, 8685, 9099, 9436, 10110, 10422, 11580, 11795, 12132, 12159, 13510, 14154, 15165, 16212, 17370, 18198, 20220, 20265, 20844, 21231, 23590, 24318, 26055, 27020, 28308, 30330, 34740, 35385, 36396, 36477, 40530, 42462, 45495, 47180, 48636, 52110, 60660, 60795, 63693, 65041, 70770, 72954, 81060, 84924, 90990, 104220, 106155, 121590, 127386, 130082, 141540, 145908, 181980, 182385, 195123, 212310, 243180, 254772, 260164, 318465, 325205, 364770, 390246, 424620, 455287, 585369, 636930, 650410, 729540, 780492, 910574, 975615, 1170738, 1273860, 1300820, 1365861, 1756107, 1821148, 1951230, 2276435, 2341476, 2731722, 2926845, 3512214, 3902460, 4097583, 4552870, 5463444, 5853690, 6829305, 7024428, 8195166, 8780535, 9105740, 11707380, 12292749, 13658610, 16390332, 17561070, 20487915, 24585498, 27317220, 35122140, 40975830, 49170996, 61463745, 81951660, 122927490, 245854980]

約数ペア:

[(1, 245854980), (2, 122927490), (3, 81951660), (4, 61463745), (5, 49170996), (6, 40975830), (7, 35122140), (9, 27317220), (10, 24585498), (12, 20487915), (14, 17561070), (15, 16390332), (18, 13658610), (20, 12292749), (21, 11707380), (27, 9105740), (28, 8780535), (30, 8195166), (35, 7024428), (36, 6829305), (42, 5853690), (45, 5463444), (54, 4552870), (60, 4097583), (63, 3902460), (70, 3512214), (84, 2926845), (90, 2731722), (105, 2341476), (108, 2276435), (126, 1951230), (135, 1821148), (140, 1756107), (180, 1365861), (189, 1300820), (193, 1273860), (210, 1170738), (252, 975615), (270, 910574), (315, 780492), (337, 729540), (378, 650410), (386, 636930), (420, 585369), (540, 455287), (579, 424620), (630, 390246), (674, 364770), (756, 325205), (772, 318465), (945, 260164), (965, 254772), (1011, 243180), (1158, 212310), (1260, 195123), (1348, 182385), (1351, 181980), (1685, 145908), (1737, 141540), (1890, 130082), (1930, 127386), (2022, 121590), (2316, 106155), (2359, 104220), (2702, 90990), (2895, 84924), (3033, 81060), (3370, 72954), (3474, 70770), (3780, 65041), (3860, 63693), (4044, 60795), (4053, 60660), (4718, 52110), (5055, 48636), (5211, 47180), (5404, 45495), (5790, 42462), (6066, 40530), (6740, 36477), (6755, 36396), (6948, 35385), (7077, 34740), (8106, 30330), (8685, 28308), (9099, 27020), (9436, 26055), (10110, 24318), (10422, 23590), (11580, 21231), (11795, 20844), (12132, 20265), (12159, 20220), (13510, 18198), (14154, 17370), (15165, 16212)]