30542820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{601}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 107608704

約数和(自身を除く): 77065884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 601, 605, 660, 726, 770, 847, 924, 1155, 1202, 1210, 1452, 1540, 1694, 1803, 1815, 2310, 2404, 2420, 2541, 3005, 3388, 3606, 3630, 4207, 4235, 4620, 5082, 6010, 6611, 7212, 7260, 8414, 8470, 9015, 10164, 12020, 12621, 12705, 13222, 16828, 16940, 18030, 19833, 21035, 25242, 25410, 26444, 33055, 36060, 39666, 42070, 46277, 50484, 50820, 63105, 66110, 72721, 79332, 84140, 92554, 99165, 126210, 132220, 138831, 145442, 185108, 198330, 218163, 231385, 252420, 277662, 290884, 363605, 396660, 436326, 462770, 509047, 555324, 694155, 727210, 872652, 925540, 1018094, 1090815, 1388310, 1454420, 1527141, 2036188, 2181630, 2545235, 2776620, 3054282, 4363260, 5090470, 6108564, 7635705, 10180940, 15271410, 30542820]

約数ペア:

[(1, 30542820), (2, 15271410), (3, 10180940), (4, 7635705), (5, 6108564), (6, 5090470), (7, 4363260), (10, 3054282), (11, 2776620), (12, 2545235), (14, 2181630), (15, 2036188), (20, 1527141), (21, 1454420), (22, 1388310), (28, 1090815), (30, 1018094), (33, 925540), (35, 872652), (42, 727210), (44, 694155), (55, 555324), (60, 509047), (66, 462770), (70, 436326), (77, 396660), (84, 363605), (105, 290884), (110, 277662), (121, 252420), (132, 231385), (140, 218163), (154, 198330), (165, 185108), (210, 145442), (220, 138831), (231, 132220), (242, 126210), (308, 99165), (330, 92554), (363, 84140), (385, 79332), (420, 72721), (462, 66110), (484, 63105), (601, 50820), (605, 50484), (660, 46277), (726, 42070), (770, 39666), (847, 36060), (924, 33055), (1155, 26444), (1202, 25410), (1210, 25242), (1452, 21035), (1540, 19833), (1694, 18030), (1803, 16940), (1815, 16828), (2310, 13222), (2404, 12705), (2420, 12621), (2541, 12020), (3005, 10164), (3388, 9015), (3606, 8470), (3630, 8414), (4207, 7260), (4235, 7212), (4620, 6611), (5082, 6010)]