478957440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:685

約数の個数: 256

約数和(自身を含む): 1699891200

約数和(自身を除く): 1220933760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 384, 390, 403, 416, 465, 480, 496, 520, 619, 620, 624, 640, 744, 780, 806, 832, 930, 960, 992, 1040, 1209, 1238, 1240, 1248, 1488, 1560, 1612, 1664, 1857, 1860, 1920, 1984, 2015, 2080, 2418, 2476, 2480, 2496, 2976, 3095, 3120, 3224, 3714, 3720, 3968, 4030, 4160, 4836, 4952, 4960, 4992, 5952, 6045, 6190, 6240, 6448, 7428, 7440, 8047, 8060, 8320, 9285, 9672, 9904, 9920, 11904, 12090, 12380, 12480, 12896, 14856, 14880, 16094, 16120, 18570, 19189, 19344, 19808, 19840, 24141, 24180, 24760, 24960, 25792, 29712, 29760, 32188, 32240, 37140, 38378, 38688, 39616, 40235, 48282, 48360, 49520, 51584, 57567, 59424, 59520, 64376, 64480, 74280, 76756, 77376, 79232, 80470, 95945, 96564, 96720, 99040, 115134, 118848, 120705, 128752, 128960, 148560, 153512, 154752, 160940, 191890, 193128, 193440, 198080, 230268, 237696, 241410, 249457, 257504, 257920, 287835, 297120, 307024, 321880, 383780, 386256, 386880, 396160, 460536, 482820, 498914, 515008, 575670, 594240, 614048, 643760, 748371, 767560, 772512, 773760, 921072, 965640, 997828, 1030016, 1151340, 1188480, 1228096, 1247285, 1287520, 1496742, 1535120, 1545024, 1842144, 1931280, 1995656, 2302680, 2456192, 2494570, 2575040, 2993484, 3070240, 3090048, 3684288, 3741855, 3862560, 3991312, 4605360, 4989140, 5150080, 5986968, 6140480, 7368576, 7483710, 7725120, 7982624, 9210720, 9978280, 11973936, 12280960, 14967420, 15450240, 15965248, 18421440, 19956560, 23947872, 29934840, 31930496, 36842880, 39913120, 47895744, 59869680, 79826240, 95791488, 119739360, 159652480, 239478720, 478957440]

約数ペア:

[(1, 478957440), (2, 239478720), (3, 159652480), (4, 119739360), (5, 95791488), (6, 79826240), (8, 59869680), (10, 47895744), (12, 39913120), (13, 36842880), (15, 31930496), (16, 29934840), (20, 23947872), (24, 19956560), (26, 18421440), (30, 15965248), (31, 15450240), (32, 14967420), (39, 12280960), (40, 11973936), (48, 9978280), (52, 9210720), (60, 7982624), (62, 7725120), (64, 7483710), (65, 7368576), (78, 6140480), (80, 5986968), (93, 5150080), (96, 4989140), (104, 4605360), (120, 3991312), (124, 3862560), (128, 3741855), (130, 3684288), (155, 3090048), (156, 3070240), (160, 2993484), (186, 2575040), (192, 2494570), (195, 2456192), (208, 2302680), (240, 1995656), (248, 1931280), (260, 1842144), (310, 1545024), (312, 1535120), (320, 1496742), (372, 1287520), (384, 1247285), (390, 1228096), (403, 1188480), (416, 1151340), (465, 1030016), (480, 997828), (496, 965640), (520, 921072), (619, 773760), (620, 772512), (624, 767560), (640, 748371), (744, 643760), (780, 614048), (806, 594240), (832, 575670), (930, 515008), (960, 498914), (992, 482820), (1040, 460536), (1209, 396160), (1238, 386880), (1240, 386256), (1248, 383780), (1488, 321880), (1560, 307024), (1612, 297120), (1664, 287835), (1857, 257920), (1860, 257504), (1920, 249457), (1984, 241410), (2015, 237696), (2080, 230268), (2418, 198080), (2476, 193440), (2480, 193128), (2496, 191890), (2976, 160940), (3095, 154752), (3120, 153512), (3224, 148560), (3714, 128960), (3720, 128752), (3968, 120705), (4030, 118848), (4160, 115134), (4836, 99040), (4952, 96720), (4960, 96564), (4992, 95945), (5952, 80470), (6045, 79232), (6190, 77376), (6240, 76756), (6448, 74280), (7428, 64480), (7440, 64376), (8047, 59520), (8060, 59424), (8320, 57567), (9285, 51584), (9672, 49520), (9904, 48360), (9920, 48282), (11904, 40235), (12090, 39616), (12380, 38688), (12480, 38378), (12896, 37140), (14856, 32240), (14880, 32188), (16094, 29760), (16120, 29712), (18570, 25792), (19189, 24960), (19344, 24760), (19808, 24180), (19840, 24141)]