1955696640

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:400

約数の個数: 208

約数和(自身を含む): 6330004800

約数和(自身を除く): 4374308160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 229, 240, 256, 278, 320, 384, 417, 458, 480, 512, 556, 640, 687, 695, 768, 834, 916, 960, 1024, 1112, 1145, 1280, 1374, 1390, 1536, 1668, 1832, 1920, 2048, 2085, 2224, 2290, 2560, 2748, 2780, 3072, 3336, 3435, 3664, 3840, 4096, 4170, 4448, 4580, 5120, 5496, 5560, 6144, 6672, 6870, 7328, 7680, 8340, 8896, 9160, 10240, 10992, 11120, 12288, 13344, 13740, 14656, 15360, 16680, 17792, 18320, 20480, 21984, 22240, 26688, 27480, 29312, 30720, 31831, 33360, 35584, 36640, 43968, 44480, 53376, 54960, 58624, 61440, 63662, 66720, 71168, 73280, 87936, 88960, 95493, 106752, 109920, 117248, 127324, 133440, 142336, 146560, 159155, 175872, 177920, 190986, 213504, 219840, 234496, 254648, 266880, 284672, 293120, 318310, 351744, 355840, 381972, 427008, 439680, 468992, 477465, 509296, 533760, 569344, 586240, 636620, 703488, 711680, 763944, 854016, 879360, 937984, 954930, 1018592, 1067520, 1172480, 1273240, 1406976, 1423360, 1527888, 1708032, 1758720, 1909860, 2037184, 2135040, 2344960, 2546480, 2813952, 2846720, 3055776, 3517440, 3819720, 4074368, 4270080, 4689920, 5092960, 6111552, 7034880, 7639440, 8148736, 8540160, 10185920, 12223104, 14069760, 15278880, 16297472, 20371840, 24446208, 30557760, 32594944, 40743680, 48892416, 61115520, 65189888, 81487360, 97784832, 122231040, 130379776, 162974720, 195569664, 244462080, 325949440, 391139328, 488924160, 651898880, 977848320, 1955696640]

約数ペア:

[(1, 1955696640), (2, 977848320), (3, 651898880), (4, 488924160), (5, 391139328), (6, 325949440), (8, 244462080), (10, 195569664), (12, 162974720), (15, 130379776), (16, 122231040), (20, 97784832), (24, 81487360), (30, 65189888), (32, 61115520), (40, 48892416), (48, 40743680), (60, 32594944), (64, 30557760), (80, 24446208), (96, 20371840), (120, 16297472), (128, 15278880), (139, 14069760), (160, 12223104), (192, 10185920), (229, 8540160), (240, 8148736), (256, 7639440), (278, 7034880), (320, 6111552), (384, 5092960), (417, 4689920), (458, 4270080), (480, 4074368), (512, 3819720), (556, 3517440), (640, 3055776), (687, 2846720), (695, 2813952), (768, 2546480), (834, 2344960), (916, 2135040), (960, 2037184), (1024, 1909860), (1112, 1758720), (1145, 1708032), (1280, 1527888), (1374, 1423360), (1390, 1406976), (1536, 1273240), (1668, 1172480), (1832, 1067520), (1920, 1018592), (2048, 954930), (2085, 937984), (2224, 879360), (2290, 854016), (2560, 763944), (2748, 711680), (2780, 703488), (3072, 636620), (3336, 586240), (3435, 569344), (3664, 533760), (3840, 509296), (4096, 477465), (4170, 468992), (4448, 439680), (4580, 427008), (5120, 381972), (5496, 355840), (5560, 351744), (6144, 318310), (6672, 293120), (6870, 284672), (7328, 266880), (7680, 254648), (8340, 234496), (8896, 219840), (9160, 213504), (10240, 190986), (10992, 177920), (11120, 175872), (12288, 159155), (13344, 146560), (13740, 142336), (14656, 133440), (15360, 127324), (16680, 117248), (17792, 109920), (18320, 106752), (20480, 95493), (21984, 88960), (22240, 87936), (26688, 73280), (27480, 71168), (29312, 66720), (30720, 63662), (31831, 61440), (33360, 58624), (35584, 54960), (36640, 53376), (43968, 44480)]