561374280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7321}}^1$

素因数の和:7412

約数の個数: 128

約数和(自身を含む): 1897862400

約数和(自身を除く): 1336488120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 355, 360, 426, 540, 568, 639, 710, 852, 1065, 1080, 1278, 1420, 1704, 1917, 2130, 2556, 2840, 3195, 3834, 4260, 5112, 6390, 7321, 7668, 8520, 9585, 12780, 14642, 15336, 19170, 21963, 25560, 29284, 36605, 38340, 43926, 58568, 65889, 73210, 76680, 87852, 109815, 131778, 146420, 175704, 197667, 219630, 263556, 292840, 329445, 395334, 439260, 519791, 527112, 658890, 790668, 878520, 988335, 1039582, 1317780, 1559373, 1581336, 1976670, 2079164, 2598955, 2635560, 3118746, 3953340, 4158328, 4678119, 5197910, 6237492, 7796865, 7906680, 9356238, 10395820, 12474984, 14034357, 15593730, 18712476, 20791640, 23390595, 28068714, 31187460, 37424952, 46781190, 56137428, 62374920, 70171785, 93562380, 112274856, 140343570, 187124760, 280687140, 561374280]

約数ペア:

[(1, 561374280), (2, 280687140), (3, 187124760), (4, 140343570), (5, 112274856), (6, 93562380), (8, 70171785), (9, 62374920), (10, 56137428), (12, 46781190), (15, 37424952), (18, 31187460), (20, 28068714), (24, 23390595), (27, 20791640), (30, 18712476), (36, 15593730), (40, 14034357), (45, 12474984), (54, 10395820), (60, 9356238), (71, 7906680), (72, 7796865), (90, 6237492), (108, 5197910), (120, 4678119), (135, 4158328), (142, 3953340), (180, 3118746), (213, 2635560), (216, 2598955), (270, 2079164), (284, 1976670), (355, 1581336), (360, 1559373), (426, 1317780), (540, 1039582), (568, 988335), (639, 878520), (710, 790668), (852, 658890), (1065, 527112), (1080, 519791), (1278, 439260), (1420, 395334), (1704, 329445), (1917, 292840), (2130, 263556), (2556, 219630), (2840, 197667), (3195, 175704), (3834, 146420), (4260, 131778), (5112, 109815), (6390, 87852), (7321, 76680), (7668, 73210), (8520, 65889), (9585, 58568), (12780, 43926), (14642, 38340), (15336, 36605), (19170, 29284), (21963, 25560)]