85421340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24977}}^1$

素因数の和:25011

約数の個数: 72

約数和(自身を含む): 272759760

約数和(自身を除く): 187338420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 24977, 49954, 74931, 99908, 124885, 149862, 224793, 249770, 299724, 374655, 449586, 474563, 499540, 749310, 899172, 949126, 1123965, 1423689, 1498620, 1898252, 2247930, 2372815, 2847378, 4271067, 4495860, 4745630, 5694756, 7118445, 8542134, 9491260, 14236890, 17084268, 21355335, 28473780, 42710670, 85421340]

約数ペア:

[(1, 85421340), (2, 42710670), (3, 28473780), (4, 21355335), (5, 17084268), (6, 14236890), (9, 9491260), (10, 8542134), (12, 7118445), (15, 5694756), (18, 4745630), (19, 4495860), (20, 4271067), (30, 2847378), (36, 2372815), (38, 2247930), (45, 1898252), (57, 1498620), (60, 1423689), (76, 1123965), (90, 949126), (95, 899172), (114, 749310), (171, 499540), (180, 474563), (190, 449586), (228, 374655), (285, 299724), (342, 249770), (380, 224793), (570, 149862), (684, 124885), (855, 99908), (1140, 74931), (1710, 49954), (3420, 24977)]