2808540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{743}}^1$

素因数の和:768

約数の個数: 96

約数和(自身を含む): 9999360

約数和(自身を除く): 7190820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 743, 756, 945, 1260, 1486, 1890, 2229, 2972, 3715, 3780, 4458, 5201, 6687, 7430, 8916, 10402, 11145, 13374, 14860, 15603, 20061, 20804, 22290, 26005, 26748, 31206, 33435, 40122, 44580, 46809, 52010, 62412, 66870, 78015, 80244, 93618, 100305, 104020, 133740, 140427, 156030, 187236, 200610, 234045, 280854, 312060, 401220, 468090, 561708, 702135, 936180, 1404270, 2808540]

約数ペア:

[(1, 2808540), (2, 1404270), (3, 936180), (4, 702135), (5, 561708), (6, 468090), (7, 401220), (9, 312060), (10, 280854), (12, 234045), (14, 200610), (15, 187236), (18, 156030), (20, 140427), (21, 133740), (27, 104020), (28, 100305), (30, 93618), (35, 80244), (36, 78015), (42, 66870), (45, 62412), (54, 52010), (60, 46809), (63, 44580), (70, 40122), (84, 33435), (90, 31206), (105, 26748), (108, 26005), (126, 22290), (135, 20804), (140, 20061), (180, 15603), (189, 14860), (210, 13374), (252, 11145), (270, 10402), (315, 8916), (378, 7430), (420, 6687), (540, 5201), (630, 4458), (743, 3780), (756, 3715), (945, 2972), (1260, 2229), (1486, 1890)]