54078780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:739

約数の個数: 96

約数和(自身を含む): 174021120

約数和(自身を除く): 119942340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 331, 389, 420, 662, 778, 993, 1167, 1324, 1556, 1655, 1945, 1986, 2317, 2334, 2723, 3310, 3890, 3972, 4634, 4668, 4965, 5446, 5835, 6620, 6951, 7780, 8169, 9268, 9930, 10892, 11585, 11670, 13615, 13902, 16338, 19860, 23170, 23340, 27230, 27804, 32676, 34755, 40845, 46340, 54460, 69510, 81690, 128759, 139020, 163380, 257518, 386277, 515036, 643795, 772554, 901313, 1287590, 1545108, 1802626, 1931385, 2575180, 2703939, 3605252, 3862770, 4506565, 5407878, 7725540, 9013130, 10815756, 13519695, 18026260, 27039390, 54078780]

約数ペア:

[(1, 54078780), (2, 27039390), (3, 18026260), (4, 13519695), (5, 10815756), (6, 9013130), (7, 7725540), (10, 5407878), (12, 4506565), (14, 3862770), (15, 3605252), (20, 2703939), (21, 2575180), (28, 1931385), (30, 1802626), (35, 1545108), (42, 1287590), (60, 901313), (70, 772554), (84, 643795), (105, 515036), (140, 386277), (210, 257518), (331, 163380), (389, 139020), (420, 128759), (662, 81690), (778, 69510), (993, 54460), (1167, 46340), (1324, 40845), (1556, 34755), (1655, 32676), (1945, 27804), (1986, 27230), (2317, 23340), (2334, 23170), (2723, 19860), (3310, 16338), (3890, 13902), (3972, 13615), (4634, 11670), (4668, 11585), (4965, 10892), (5446, 9930), (5835, 9268), (6620, 8169), (6951, 7780)]