206914440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1327

約数の個数: 128

約数和(自身を含む): 658886400

約数和(自身を除く): 451971960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 183, 184, 230, 244, 276, 305, 345, 366, 460, 488, 552, 610, 690, 732, 915, 920, 1220, 1229, 1380, 1403, 1464, 1830, 2440, 2458, 2760, 2806, 3660, 3687, 4209, 4916, 5612, 6145, 7015, 7320, 7374, 8418, 9832, 11224, 12290, 14030, 14748, 16836, 18435, 21045, 24580, 28060, 28267, 29496, 33672, 36870, 42090, 49160, 56120, 56534, 73740, 74969, 84180, 84801, 113068, 141335, 147480, 149938, 168360, 169602, 224907, 226136, 282670, 299876, 339204, 374845, 424005, 449814, 565340, 599752, 678408, 749690, 848010, 899628, 1124535, 1130680, 1499380, 1696020, 1724287, 1799256, 2249070, 2998760, 3392040, 3448574, 4498140, 5172861, 6897148, 8621435, 8996280, 10345722, 13794296, 17242870, 20691444, 25864305, 34485740, 41382888, 51728610, 68971480, 103457220, 206914440]

約数ペア:

[(1, 206914440), (2, 103457220), (3, 68971480), (4, 51728610), (5, 41382888), (6, 34485740), (8, 25864305), (10, 20691444), (12, 17242870), (15, 13794296), (20, 10345722), (23, 8996280), (24, 8621435), (30, 6897148), (40, 5172861), (46, 4498140), (60, 3448574), (61, 3392040), (69, 2998760), (92, 2249070), (115, 1799256), (120, 1724287), (122, 1696020), (138, 1499380), (183, 1130680), (184, 1124535), (230, 899628), (244, 848010), (276, 749690), (305, 678408), (345, 599752), (366, 565340), (460, 449814), (488, 424005), (552, 374845), (610, 339204), (690, 299876), (732, 282670), (915, 226136), (920, 224907), (1220, 169602), (1229, 168360), (1380, 149938), (1403, 147480), (1464, 141335), (1830, 113068), (2440, 84801), (2458, 84180), (2760, 74969), (2806, 73740), (3660, 56534), (3687, 56120), (4209, 49160), (4916, 42090), (5612, 36870), (6145, 33672), (7015, 29496), (7320, 28267), (7374, 28060), (8418, 24580), (9832, 21045), (11224, 18435), (12290, 16836), (14030, 14748)]