30391380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1673

約数の個数: 72

約数和(自身を含む): 93093000

約数和(自身を除く): 62701620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1549, 1635, 1962, 2180, 3098, 3270, 3924, 4647, 4905, 6196, 6540, 7745, 9294, 9810, 13941, 15490, 18588, 19620, 23235, 27882, 30980, 46470, 55764, 69705, 92940, 139410, 168841, 278820, 337682, 506523, 675364, 844205, 1013046, 1519569, 1688410, 2026092, 2532615, 3039138, 3376820, 5065230, 6078276, 7597845, 10130460, 15195690, 30391380]

約数ペア:

[(1, 30391380), (2, 15195690), (3, 10130460), (4, 7597845), (5, 6078276), (6, 5065230), (9, 3376820), (10, 3039138), (12, 2532615), (15, 2026092), (18, 1688410), (20, 1519569), (30, 1013046), (36, 844205), (45, 675364), (60, 506523), (90, 337682), (109, 278820), (180, 168841), (218, 139410), (327, 92940), (436, 69705), (545, 55764), (654, 46470), (981, 30980), (1090, 27882), (1308, 23235), (1549, 19620), (1635, 18588), (1962, 15490), (2180, 13941), (3098, 9810), (3270, 9294), (3924, 7745), (4647, 6540), (4905, 6196)]