9888986880

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2039}}^1$

素因数の和:2487

約数の個数: 216

約数和(自身を含む): 34312955040

約数和(自身を除く): 24423968160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 421, 480, 576, 640, 720, 768, 842, 960, 1152, 1263, 1280, 1440, 1684, 1920, 2039, 2105, 2304, 2526, 2880, 3368, 3789, 3840, 4078, 4210, 5052, 5760, 6117, 6315, 6736, 7578, 8156, 8420, 10104, 10195, 11520, 12234, 12630, 13472, 15156, 16312, 16840, 18351, 18945, 20208, 20390, 24468, 25260, 26944, 30312, 30585, 32624, 33680, 36702, 37890, 40416, 40780, 48936, 50520, 53888, 60624, 61170, 65248, 67360, 73404, 75780, 80832, 81560, 91755, 97872, 101040, 107776, 121248, 122340, 130496, 134720, 146808, 151560, 161664, 163120, 183510, 195744, 202080, 242496, 244680, 260992, 269440, 293616, 303120, 323328, 326240, 367020, 391488, 404160, 484992, 489360, 521984, 538880, 587232, 606240, 652480, 734040, 782976, 808320, 858419, 969984, 978720, 1174464, 1212480, 1304960, 1468080, 1565952, 1616640, 1716838, 1957440, 2348928, 2424960, 2575257, 2609920, 2936160, 3433676, 3914880, 4292095, 4697856, 4849920, 5150514, 5872320, 6867352, 7725771, 7829760, 8584190, 10301028, 11744640, 12876285, 13734704, 15451542, 17168380, 20602056, 23489280, 25752570, 27469408, 30903084, 34336760, 38628855, 41204112, 51505140, 54938816, 61806168, 68673520, 77257710, 82408224, 103010280, 109877632, 123612336, 137347040, 154515420, 164816448, 206020560, 219755264, 247224672, 274694080, 309030840, 329632896, 412041120, 494449344, 549388160, 618061680, 659265792, 824082240, 988898688, 1098776320, 1236123360, 1648164480, 1977797376, 2472246720, 3296328960, 4944493440, 9888986880]

約数ペア:

[(1, 9888986880), (2, 4944493440), (3, 3296328960), (4, 2472246720), (5, 1977797376), (6, 1648164480), (8, 1236123360), (9, 1098776320), (10, 988898688), (12, 824082240), (15, 659265792), (16, 618061680), (18, 549388160), (20, 494449344), (24, 412041120), (30, 329632896), (32, 309030840), (36, 274694080), (40, 247224672), (45, 219755264), (48, 206020560), (60, 164816448), (64, 154515420), (72, 137347040), (80, 123612336), (90, 109877632), (96, 103010280), (120, 82408224), (128, 77257710), (144, 68673520), (160, 61806168), (180, 54938816), (192, 51505140), (240, 41204112), (256, 38628855), (288, 34336760), (320, 30903084), (360, 27469408), (384, 25752570), (421, 23489280), (480, 20602056), (576, 17168380), (640, 15451542), (720, 13734704), (768, 12876285), (842, 11744640), (960, 10301028), (1152, 8584190), (1263, 7829760), (1280, 7725771), (1440, 6867352), (1684, 5872320), (1920, 5150514), (2039, 4849920), (2105, 4697856), (2304, 4292095), (2526, 3914880), (2880, 3433676), (3368, 2936160), (3789, 2609920), (3840, 2575257), (4078, 2424960), (4210, 2348928), (5052, 1957440), (5760, 1716838), (6117, 1616640), (6315, 1565952), (6736, 1468080), (7578, 1304960), (8156, 1212480), (8420, 1174464), (10104, 978720), (10195, 969984), (11520, 858419), (12234, 808320), (12630, 782976), (13472, 734040), (15156, 652480), (16312, 606240), (16840, 587232), (18351, 538880), (18945, 521984), (20208, 489360), (20390, 484992), (24468, 404160), (25260, 391488), (26944, 367020), (30312, 326240), (30585, 323328), (32624, 303120), (33680, 293616), (36702, 269440), (37890, 260992), (40416, 244680), (40780, 242496), (48936, 202080), (50520, 195744), (53888, 183510), (60624, 163120), (61170, 161664), (65248, 151560), (67360, 146808), (73404, 134720), (75780, 130496), (80832, 122340), (81560, 121248), (91755, 107776), (97872, 101040)]