205707840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:397

約数の個数: 224

約数和(自身を含む): 718937856

約数和(自身を除く): 513230016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 53, 60, 64, 65, 78, 80, 96, 104, 106, 120, 130, 156, 159, 160, 192, 195, 208, 212, 240, 260, 265, 311, 312, 318, 320, 390, 416, 424, 480, 520, 530, 622, 624, 636, 689, 780, 795, 832, 848, 933, 960, 1040, 1060, 1244, 1248, 1272, 1378, 1555, 1560, 1590, 1696, 1866, 2067, 2080, 2120, 2488, 2496, 2544, 2756, 3110, 3120, 3180, 3392, 3445, 3732, 4043, 4134, 4160, 4240, 4665, 4976, 5088, 5512, 6220, 6240, 6360, 6890, 7464, 8086, 8268, 8480, 9330, 9952, 10176, 10335, 11024, 12129, 12440, 12480, 12720, 13780, 14928, 16172, 16483, 16536, 16960, 18660, 19904, 20215, 20670, 22048, 24258, 24880, 25440, 27560, 29856, 32344, 32966, 33072, 37320, 40430, 41340, 44096, 48516, 49449, 49760, 50880, 55120, 59712, 60645, 64688, 65932, 66144, 74640, 80860, 82415, 82680, 97032, 98898, 99520, 110240, 121290, 129376, 131864, 132288, 149280, 161720, 164830, 165360, 194064, 197796, 214279, 220480, 242580, 247245, 258752, 263728, 298560, 323440, 329660, 330720, 388128, 395592, 428558, 485160, 494490, 527456, 642837, 646880, 659320, 661440, 776256, 791184, 857116, 970320, 988980, 1054912, 1071395, 1285674, 1293760, 1318640, 1582368, 1714232, 1940640, 1977960, 2142790, 2571348, 2637280, 3164736, 3214185, 3428464, 3881280, 3955920, 4285580, 5142696, 5274560, 6428370, 6856928, 7911840, 8571160, 10285392, 12856740, 13713856, 15823680, 17142320, 20570784, 25713480, 34284640, 41141568, 51426960, 68569280, 102853920, 205707840]

約数ペア:

[(1, 205707840), (2, 102853920), (3, 68569280), (4, 51426960), (5, 41141568), (6, 34284640), (8, 25713480), (10, 20570784), (12, 17142320), (13, 15823680), (15, 13713856), (16, 12856740), (20, 10285392), (24, 8571160), (26, 7911840), (30, 6856928), (32, 6428370), (39, 5274560), (40, 5142696), (48, 4285580), (52, 3955920), (53, 3881280), (60, 3428464), (64, 3214185), (65, 3164736), (78, 2637280), (80, 2571348), (96, 2142790), (104, 1977960), (106, 1940640), (120, 1714232), (130, 1582368), (156, 1318640), (159, 1293760), (160, 1285674), (192, 1071395), (195, 1054912), (208, 988980), (212, 970320), (240, 857116), (260, 791184), (265, 776256), (311, 661440), (312, 659320), (318, 646880), (320, 642837), (390, 527456), (416, 494490), (424, 485160), (480, 428558), (520, 395592), (530, 388128), (622, 330720), (624, 329660), (636, 323440), (689, 298560), (780, 263728), (795, 258752), (832, 247245), (848, 242580), (933, 220480), (960, 214279), (1040, 197796), (1060, 194064), (1244, 165360), (1248, 164830), (1272, 161720), (1378, 149280), (1555, 132288), (1560, 131864), (1590, 129376), (1696, 121290), (1866, 110240), (2067, 99520), (2080, 98898), (2120, 97032), (2488, 82680), (2496, 82415), (2544, 80860), (2756, 74640), (3110, 66144), (3120, 65932), (3180, 64688), (3392, 60645), (3445, 59712), (3732, 55120), (4043, 50880), (4134, 49760), (4160, 49449), (4240, 48516), (4665, 44096), (4976, 41340), (5088, 40430), (5512, 37320), (6220, 33072), (6240, 32966), (6360, 32344), (6890, 29856), (7464, 27560), (8086, 25440), (8268, 24880), (8480, 24258), (9330, 22048), (9952, 20670), (10176, 20215), (10335, 19904), (11024, 18660), (12129, 16960), (12440, 16536), (12480, 16483), (12720, 16172), (13780, 14928)]