77682420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2411}}^1$

素因数の和:2605

約数の個数: 72

約数和(自身を含む): 237051360

約数和(自身を除く): 159368940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1611, 1790, 2148, 2411, 2685, 3222, 3580, 4822, 5370, 6444, 7233, 8055, 9644, 10740, 12055, 14466, 16110, 21699, 24110, 28932, 32220, 36165, 43398, 48220, 72330, 86796, 108495, 144660, 216990, 431569, 433980, 863138, 1294707, 1726276, 2157845, 2589414, 3884121, 4315690, 5178828, 6473535, 7768242, 8631380, 12947070, 15536484, 19420605, 25894140, 38841210, 77682420]

約数ペア:

[(1, 77682420), (2, 38841210), (3, 25894140), (4, 19420605), (5, 15536484), (6, 12947070), (9, 8631380), (10, 7768242), (12, 6473535), (15, 5178828), (18, 4315690), (20, 3884121), (30, 2589414), (36, 2157845), (45, 1726276), (60, 1294707), (90, 863138), (179, 433980), (180, 431569), (358, 216990), (537, 144660), (716, 108495), (895, 86796), (1074, 72330), (1611, 48220), (1790, 43398), (2148, 36165), (2411, 32220), (2685, 28932), (3222, 24110), (3580, 21699), (4822, 16110), (5370, 14466), (6444, 12055), (7233, 10740), (8055, 9644)]