245357460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{3559}}^1$

素因数の和:3957

約数の個数: 72

約数和(自身を含む): 746403840

約数和(自身を除く): 501046380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 766, 1149, 1532, 1915, 2298, 3447, 3559, 3830, 4596, 5745, 6894, 7118, 7660, 10677, 11490, 13788, 14236, 17235, 17795, 21354, 22980, 32031, 34470, 35590, 42708, 53385, 64062, 68940, 71180, 106770, 128124, 160155, 213540, 320310, 640620, 1363097, 2726194, 4089291, 5452388, 6815485, 8178582, 12267873, 13630970, 16357164, 20446455, 24535746, 27261940, 40892910, 49071492, 61339365, 81785820, 122678730, 245357460]

約数ペア:

[(1, 245357460), (2, 122678730), (3, 81785820), (4, 61339365), (5, 49071492), (6, 40892910), (9, 27261940), (10, 24535746), (12, 20446455), (15, 16357164), (18, 13630970), (20, 12267873), (30, 8178582), (36, 6815485), (45, 5452388), (60, 4089291), (90, 2726194), (180, 1363097), (383, 640620), (766, 320310), (1149, 213540), (1532, 160155), (1915, 128124), (2298, 106770), (3447, 71180), (3559, 68940), (3830, 64062), (4596, 53385), (5745, 42708), (6894, 35590), (7118, 34470), (7660, 32031), (10677, 22980), (11490, 21354), (13788, 17795), (14236, 17235)]