181885340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 489771072

約数和(自身を除く): 307885732

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 52, 65, 70, 73, 74, 91, 130, 140, 146, 148, 182, 185, 259, 260, 292, 364, 365, 370, 455, 481, 511, 518, 730, 740, 910, 949, 962, 1022, 1036, 1295, 1369, 1460, 1820, 1898, 1924, 2044, 2405, 2555, 2590, 2701, 2738, 3367, 3796, 4745, 4810, 5110, 5180, 5402, 5476, 6643, 6734, 6845, 9490, 9583, 9620, 10220, 10804, 13286, 13468, 13505, 13690, 16835, 17797, 18907, 18980, 19166, 26572, 27010, 27380, 33215, 33670, 35113, 35594, 37814, 38332, 47915, 54020, 66430, 67340, 70226, 71188, 75628, 88985, 94535, 95830, 99937, 124579, 132860, 140452, 175565, 177970, 189070, 191660, 199874, 245791, 249158, 351130, 355940, 378140, 399748, 491582, 498316, 499685, 622895, 699559, 702260, 983164, 999370, 1228955, 1245790, 1299181, 1399118, 1998740, 2457910, 2491580, 2598362, 2798236, 3497795, 4915820, 5196724, 6495905, 6995590, 9094267, 12991810, 13991180, 18188534, 25983620, 36377068, 45471335, 90942670, 181885340]

約数ペア:

[(1, 181885340), (2, 90942670), (4, 45471335), (5, 36377068), (7, 25983620), (10, 18188534), (13, 13991180), (14, 12991810), (20, 9094267), (26, 6995590), (28, 6495905), (35, 5196724), (37, 4915820), (52, 3497795), (65, 2798236), (70, 2598362), (73, 2491580), (74, 2457910), (91, 1998740), (130, 1399118), (140, 1299181), (146, 1245790), (148, 1228955), (182, 999370), (185, 983164), (259, 702260), (260, 699559), (292, 622895), (364, 499685), (365, 498316), (370, 491582), (455, 399748), (481, 378140), (511, 355940), (518, 351130), (730, 249158), (740, 245791), (910, 199874), (949, 191660), (962, 189070), (1022, 177970), (1036, 175565), (1295, 140452), (1369, 132860), (1460, 124579), (1820, 99937), (1898, 95830), (1924, 94535), (2044, 88985), (2405, 75628), (2555, 71188), (2590, 70226), (2701, 67340), (2738, 66430), (3367, 54020), (3796, 47915), (4745, 38332), (4810, 37814), (5110, 35594), (5180, 35113), (5402, 33670), (5476, 33215), (6643, 27380), (6734, 27010), (6845, 26572), (9490, 19166), (9583, 18980), (9620, 18907), (10220, 17797), (10804, 16835), (13286, 13690), (13468, 13505)]