6840840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 20750400

約数和(自身を除く): 13909560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 523, 545, 654, 872, 1046, 1090, 1308, 1569, 1635, 2092, 2180, 2615, 2616, 3138, 3270, 4184, 4360, 5230, 6276, 6540, 7845, 10460, 12552, 13080, 15690, 20920, 31380, 57007, 62760, 114014, 171021, 228028, 285035, 342042, 456056, 570070, 684084, 855105, 1140140, 1368168, 1710210, 2280280, 3420420, 6840840]

約数ペア:

[(1, 6840840), (2, 3420420), (3, 2280280), (4, 1710210), (5, 1368168), (6, 1140140), (8, 855105), (10, 684084), (12, 570070), (15, 456056), (20, 342042), (24, 285035), (30, 228028), (40, 171021), (60, 114014), (109, 62760), (120, 57007), (218, 31380), (327, 20920), (436, 15690), (523, 13080), (545, 12552), (654, 10460), (872, 7845), (1046, 6540), (1090, 6276), (1308, 5230), (1569, 4360), (1635, 4184), (2092, 3270), (2180, 3138), (2615, 2616)]