155800440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{947}}^1$

素因数の和:1421

約数の個数: 96

約数和(自身を含む): 507995280

約数和(自身を除く): 352194840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 457, 914, 947, 1371, 1828, 1894, 2285, 2742, 2841, 3656, 3788, 4113, 4570, 4735, 5484, 5682, 6855, 7576, 8226, 8523, 9140, 9470, 10968, 11364, 13710, 14205, 16452, 17046, 18280, 18940, 20565, 22728, 27420, 28410, 32904, 34092, 37880, 41130, 42615, 54840, 56820, 68184, 82260, 85230, 113640, 164520, 170460, 340920, 432779, 865558, 1298337, 1731116, 2163895, 2596674, 3462232, 3895011, 4327790, 5193348, 6491685, 7790022, 8655580, 10386696, 12983370, 15580044, 17311160, 19475055, 25966740, 31160088, 38950110, 51933480, 77900220, 155800440]

約数ペア:

[(1, 155800440), (2, 77900220), (3, 51933480), (4, 38950110), (5, 31160088), (6, 25966740), (8, 19475055), (9, 17311160), (10, 15580044), (12, 12983370), (15, 10386696), (18, 8655580), (20, 7790022), (24, 6491685), (30, 5193348), (36, 4327790), (40, 3895011), (45, 3462232), (60, 2596674), (72, 2163895), (90, 1731116), (120, 1298337), (180, 865558), (360, 432779), (457, 340920), (914, 170460), (947, 164520), (1371, 113640), (1828, 85230), (1894, 82260), (2285, 68184), (2742, 56820), (2841, 54840), (3656, 42615), (3788, 41130), (4113, 37880), (4570, 34092), (4735, 32904), (5484, 28410), (5682, 27420), (6855, 22728), (7576, 20565), (8226, 18940), (8523, 18280), (9140, 17046), (9470, 16452), (10968, 14205), (11364, 13710)]