6644120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 17409600

約数和(自身を除く): 10765480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 389, 427, 488, 610, 778, 854, 1220, 1556, 1708, 1945, 2135, 2440, 2723, 3112, 3416, 3890, 4270, 5446, 7780, 8540, 10892, 13615, 15560, 17080, 21784, 23729, 27230, 47458, 54460, 94916, 108920, 118645, 166103, 189832, 237290, 332206, 474580, 664412, 830515, 949160, 1328824, 1661030, 3322060, 6644120]

約数ペア:

[(1, 6644120), (2, 3322060), (4, 1661030), (5, 1328824), (7, 949160), (8, 830515), (10, 664412), (14, 474580), (20, 332206), (28, 237290), (35, 189832), (40, 166103), (56, 118645), (61, 108920), (70, 94916), (122, 54460), (140, 47458), (244, 27230), (280, 23729), (305, 21784), (389, 17080), (427, 15560), (488, 13615), (610, 10892), (778, 8540), (854, 7780), (1220, 5446), (1556, 4270), (1708, 3890), (1945, 3416), (2135, 3112), (2440, 2723)]