313639140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{19289}}^1$

素因数の和:19572

約数の個数: 48

約数和(自身を含む): 881475840

約数和(自身を除く): 567836700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 542, 813, 1084, 1355, 1626, 2710, 3252, 4065, 5420, 8130, 16260, 19289, 38578, 57867, 77156, 96445, 115734, 192890, 231468, 289335, 385780, 578670, 1157340, 5227319, 10454638, 15681957, 20909276, 26136595, 31363914, 52273190, 62727828, 78409785, 104546380, 156819570, 313639140]

約数ペア:

[(1, 313639140), (2, 156819570), (3, 104546380), (4, 78409785), (5, 62727828), (6, 52273190), (10, 31363914), (12, 26136595), (15, 20909276), (20, 15681957), (30, 10454638), (60, 5227319), (271, 1157340), (542, 578670), (813, 385780), (1084, 289335), (1355, 231468), (1626, 192890), (2710, 115734), (3252, 96445), (4065, 77156), (5420, 57867), (8130, 38578), (16260, 19289)]