1728948480

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:653

約数の個数: 288

約数和(自身を含む): 6371785728

約数和(自身を除く): 4642837248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 131, 140, 160, 168, 192, 210, 224, 240, 256, 262, 280, 320, 336, 384, 393, 420, 448, 480, 491, 524, 560, 640, 655, 672, 768, 786, 840, 896, 917, 960, 982, 1048, 1120, 1280, 1310, 1344, 1473, 1572, 1680, 1792, 1834, 1920, 1964, 1965, 2096, 2240, 2455, 2620, 2688, 2751, 2946, 3144, 3360, 3437, 3668, 3840, 3928, 3930, 4192, 4480, 4585, 4910, 5240, 5376, 5502, 5892, 6288, 6720, 6874, 7336, 7365, 7856, 7860, 8384, 8960, 9170, 9820, 10311, 10480, 11004, 11784, 12576, 13440, 13748, 13755, 14672, 14730, 15712, 15720, 16768, 17185, 18340, 19640, 20622, 20960, 22008, 23568, 25152, 26880, 27496, 27510, 29344, 29460, 31424, 31440, 33536, 34370, 36680, 39280, 41244, 41920, 44016, 47136, 50304, 51555, 54992, 55020, 58688, 58920, 62848, 62880, 64321, 68740, 73360, 78560, 82488, 83840, 88032, 94272, 100608, 103110, 109984, 110040, 117376, 117840, 125696, 125760, 128642, 137480, 146720, 157120, 164976, 167680, 176064, 188544, 192963, 206220, 219968, 220080, 234752, 235680, 251520, 257284, 274960, 293440, 314240, 321605, 329952, 352128, 377088, 385926, 412440, 439936, 440160, 450247, 471360, 503040, 514568, 549920, 586880, 628480, 643210, 659904, 704256, 771852, 824880, 879872, 880320, 900494, 942720, 964815, 1029136, 1099840, 1173760, 1286420, 1319808, 1350741, 1543704, 1649760, 1760640, 1800988, 1885440, 1929630, 2058272, 2199680, 2251235, 2572840, 2639616, 2701482, 3087408, 3299520, 3521280, 3601976, 3859260, 4116544, 4399360, 4502470, 5145680, 5402964, 6174816, 6599040, 6753705, 7203952, 7718520, 8233088, 9004940, 10291360, 10805928, 12349632, 13198080, 13507410, 14407904, 15437040, 16466176, 18009880, 20582720, 21611856, 24699264, 27014820, 28815808, 30874080, 36019760, 41165440, 43223712, 49398528, 54029640, 57631616, 61748160, 72039520, 82330880, 86447424, 108059280, 115263232, 123496320, 144079040, 172894848, 216118560, 246992640, 288158080, 345789696, 432237120, 576316160, 864474240, 1728948480]

約数ペア:

[(1, 1728948480), (2, 864474240), (3, 576316160), (4, 432237120), (5, 345789696), (6, 288158080), (7, 246992640), (8, 216118560), (10, 172894848), (12, 144079040), (14, 123496320), (15, 115263232), (16, 108059280), (20, 86447424), (21, 82330880), (24, 72039520), (28, 61748160), (30, 57631616), (32, 54029640), (35, 49398528), (40, 43223712), (42, 41165440), (48, 36019760), (56, 30874080), (60, 28815808), (64, 27014820), (70, 24699264), (80, 21611856), (84, 20582720), (96, 18009880), (105, 16466176), (112, 15437040), (120, 14407904), (128, 13507410), (131, 13198080), (140, 12349632), (160, 10805928), (168, 10291360), (192, 9004940), (210, 8233088), (224, 7718520), (240, 7203952), (256, 6753705), (262, 6599040), (280, 6174816), (320, 5402964), (336, 5145680), (384, 4502470), (393, 4399360), (420, 4116544), (448, 3859260), (480, 3601976), (491, 3521280), (524, 3299520), (560, 3087408), (640, 2701482), (655, 2639616), (672, 2572840), (768, 2251235), (786, 2199680), (840, 2058272), (896, 1929630), (917, 1885440), (960, 1800988), (982, 1760640), (1048, 1649760), (1120, 1543704), (1280, 1350741), (1310, 1319808), (1344, 1286420), (1473, 1173760), (1572, 1099840), (1680, 1029136), (1792, 964815), (1834, 942720), (1920, 900494), (1964, 880320), (1965, 879872), (2096, 824880), (2240, 771852), (2455, 704256), (2620, 659904), (2688, 643210), (2751, 628480), (2946, 586880), (3144, 549920), (3360, 514568), (3437, 503040), (3668, 471360), (3840, 450247), (3928, 440160), (3930, 439936), (4192, 412440), (4480, 385926), (4585, 377088), (4910, 352128), (5240, 329952), (5376, 321605), (5502, 314240), (5892, 293440), (6288, 274960), (6720, 257284), (6874, 251520), (7336, 235680), (7365, 234752), (7856, 220080), (7860, 219968), (8384, 206220), (8960, 192963), (9170, 188544), (9820, 176064), (10311, 167680), (10480, 164976), (11004, 157120), (11784, 146720), (12576, 137480), (13440, 128642), (13748, 125760), (13755, 125696), (14672, 117840), (14730, 117376), (15712, 110040), (15720, 109984), (16768, 103110), (17185, 100608), (18340, 94272), (19640, 88032), (20622, 83840), (20960, 82488), (22008, 78560), (23568, 73360), (25152, 68740), (26880, 64321), (27496, 62880), (27510, 62848), (29344, 58920), (29460, 58688), (31424, 55020), (31440, 54992), (33536, 51555), (34370, 50304), (36680, 47136), (39280, 44016), (41244, 41920)]