309739080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{368737}}^1$

素因数の和:368758

約数の個数: 64

約数和(自身を含む): 1061965440

約数和(自身を除く): 752226360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 368737, 737474, 1106211, 1474948, 1843685, 2212422, 2581159, 2949896, 3687370, 4424844, 5162318, 5531055, 7374740, 7743477, 8849688, 10324636, 11062110, 12905795, 14749480, 15486954, 20649272, 22124220, 25811590, 30973908, 38717385, 44248440, 51623180, 61947816, 77434770, 103246360, 154869540, 309739080]

約数ペア:

[(1, 309739080), (2, 154869540), (3, 103246360), (4, 77434770), (5, 61947816), (6, 51623180), (7, 44248440), (8, 38717385), (10, 30973908), (12, 25811590), (14, 22124220), (15, 20649272), (20, 15486954), (21, 14749480), (24, 12905795), (28, 11062110), (30, 10324636), (35, 8849688), (40, 7743477), (42, 7374740), (56, 5531055), (60, 5162318), (70, 4424844), (84, 3687370), (105, 2949896), (120, 2581159), (140, 2212422), (168, 1843685), (210, 1474948), (280, 1106211), (420, 737474), (840, 368737)]