30938280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{829}}^1$

素因数の和:1154

約数の個数: 64

約数和(自身を含む): 93225600

約数和(自身を除く): 62287320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 311, 622, 829, 933, 1244, 1555, 1658, 1866, 2487, 2488, 3110, 3316, 3732, 4145, 4665, 4974, 6220, 6632, 7464, 8290, 9330, 9948, 12435, 12440, 16580, 18660, 19896, 24870, 33160, 37320, 49740, 99480, 257819, 515638, 773457, 1031276, 1289095, 1546914, 2062552, 2578190, 3093828, 3867285, 5156380, 6187656, 7734570, 10312760, 15469140, 30938280]

約数ペア:

[(1, 30938280), (2, 15469140), (3, 10312760), (4, 7734570), (5, 6187656), (6, 5156380), (8, 3867285), (10, 3093828), (12, 2578190), (15, 2062552), (20, 1546914), (24, 1289095), (30, 1031276), (40, 773457), (60, 515638), (120, 257819), (311, 99480), (622, 49740), (829, 37320), (933, 33160), (1244, 24870), (1555, 19896), (1658, 18660), (1866, 16580), (2487, 12440), (2488, 12435), (3110, 9948), (3316, 9330), (3732, 8290), (4145, 7464), (4665, 6632), (4974, 6220)]