12829140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 39207168

約数和(自身を除く): 26378028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 271, 526, 542, 789, 813, 1052, 1084, 1315, 1355, 1578, 1626, 2367, 2439, 2630, 2710, 3156, 3252, 3945, 4065, 4734, 4878, 5260, 5420, 7890, 8130, 9468, 9756, 11835, 12195, 15780, 16260, 23670, 24390, 47340, 48780, 71273, 142546, 213819, 285092, 356365, 427638, 641457, 712730, 855276, 1069095, 1282914, 1425460, 2138190, 2565828, 3207285, 4276380, 6414570, 12829140]

約数ペア:

[(1, 12829140), (2, 6414570), (3, 4276380), (4, 3207285), (5, 2565828), (6, 2138190), (9, 1425460), (10, 1282914), (12, 1069095), (15, 855276), (18, 712730), (20, 641457), (30, 427638), (36, 356365), (45, 285092), (60, 213819), (90, 142546), (180, 71273), (263, 48780), (271, 47340), (526, 24390), (542, 23670), (789, 16260), (813, 15780), (1052, 12195), (1084, 11835), (1315, 9756), (1355, 9468), (1578, 8130), (1626, 7890), (2367, 5420), (2439, 5260), (2630, 4878), (2710, 4734), (3156, 4065), (3252, 3945)]