210971520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 256

約数和(自身を含む): 774792000

約数和(自身を除く): 563820480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 384, 421, 432, 435, 464, 480, 522, 540, 576, 580, 640, 696, 720, 783, 842, 864, 870, 928, 960, 1044, 1080, 1152, 1160, 1263, 1305, 1392, 1440, 1566, 1684, 1728, 1740, 1856, 1920, 2088, 2105, 2160, 2320, 2526, 2610, 2784, 2880, 3132, 3368, 3456, 3480, 3712, 3789, 3915, 4176, 4210, 4320, 4640, 5052, 5220, 5568, 5760, 6264, 6315, 6736, 6960, 7578, 7830, 8352, 8420, 8640, 9280, 10104, 10440, 11136, 11367, 12209, 12528, 12630, 13472, 13920, 15156, 15660, 16704, 16840, 17280, 18560, 18945, 20208, 20880, 22734, 24418, 25056, 25260, 26944, 27840, 30312, 31320, 33408, 33680, 36627, 37890, 40416, 41760, 45468, 48836, 50112, 50520, 53888, 55680, 56835, 60624, 61045, 62640, 67360, 73254, 75780, 80832, 83520, 90936, 97672, 100224, 101040, 109881, 113670, 121248, 122090, 125280, 134720, 146508, 151560, 161664, 167040, 181872, 183135, 195344, 202080, 219762, 227340, 242496, 244180, 250560, 269440, 293016, 303120, 329643, 363744, 366270, 390688, 404160, 439524, 454680, 484992, 488360, 501120, 549405, 586032, 606240, 659286, 727488, 732540, 781376, 808320, 879048, 909360, 976720, 1098810, 1172064, 1212480, 1318572, 1454976, 1465080, 1562752, 1648215, 1758096, 1818720, 1953440, 2197620, 2344128, 2424960, 2637144, 2930160, 3296430, 3516192, 3637440, 3906880, 4395240, 4688256, 5274288, 5860320, 6592860, 7032384, 7274880, 7813760, 8790480, 10548576, 11720640, 13185720, 14064768, 17580960, 21097152, 23441280, 26371440, 35161920, 42194304, 52742880, 70323840, 105485760, 210971520]

約数ペア:

[(1, 210971520), (2, 105485760), (3, 70323840), (4, 52742880), (5, 42194304), (6, 35161920), (8, 26371440), (9, 23441280), (10, 21097152), (12, 17580960), (15, 14064768), (16, 13185720), (18, 11720640), (20, 10548576), (24, 8790480), (27, 7813760), (29, 7274880), (30, 7032384), (32, 6592860), (36, 5860320), (40, 5274288), (45, 4688256), (48, 4395240), (54, 3906880), (58, 3637440), (60, 3516192), (64, 3296430), (72, 2930160), (80, 2637144), (87, 2424960), (90, 2344128), (96, 2197620), (108, 1953440), (116, 1818720), (120, 1758096), (128, 1648215), (135, 1562752), (144, 1465080), (145, 1454976), (160, 1318572), (174, 1212480), (180, 1172064), (192, 1098810), (216, 976720), (232, 909360), (240, 879048), (261, 808320), (270, 781376), (288, 732540), (290, 727488), (320, 659286), (348, 606240), (360, 586032), (384, 549405), (421, 501120), (432, 488360), (435, 484992), (464, 454680), (480, 439524), (522, 404160), (540, 390688), (576, 366270), (580, 363744), (640, 329643), (696, 303120), (720, 293016), (783, 269440), (842, 250560), (864, 244180), (870, 242496), (928, 227340), (960, 219762), (1044, 202080), (1080, 195344), (1152, 183135), (1160, 181872), (1263, 167040), (1305, 161664), (1392, 151560), (1440, 146508), (1566, 134720), (1684, 125280), (1728, 122090), (1740, 121248), (1856, 113670), (1920, 109881), (2088, 101040), (2105, 100224), (2160, 97672), (2320, 90936), (2526, 83520), (2610, 80832), (2784, 75780), (2880, 73254), (3132, 67360), (3368, 62640), (3456, 61045), (3480, 60624), (3712, 56835), (3789, 55680), (3915, 53888), (4176, 50520), (4210, 50112), (4320, 48836), (4640, 45468), (5052, 41760), (5220, 40416), (5568, 37890), (5760, 36627), (6264, 33680), (6315, 33408), (6736, 31320), (6960, 30312), (7578, 27840), (7830, 26944), (8352, 25260), (8420, 25056), (8640, 24418), (9280, 22734), (10104, 20880), (10440, 20208), (11136, 18945), (11367, 18560), (12209, 17280), (12528, 16840), (12630, 16704), (13472, 15660), (13920, 15156)]