42129780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{829}}^1$

素因数の和:870

約数の個数: 144

約数和(自身を含む): 148364160

約数和(自身を除く): 106234380

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, 605, 660, 726, 770, 829, 847, 924, 1155, 1210, 1452, 1540, 1658, 1694, 1815, 2310, 2420, 2487, 2541, 3316, 3388, 3630, 4145, 4235, 4620, 4974, 5082, 5803, 7260, 8290, 8470, 9119, 9948, 10164, 11606, 12435, 12705, 16580, 16940, 17409, 18238, 23212, 24870, 25410, 27357, 29015, 34818, 36476, 45595, 49740, 50820, 54714, 58030, 63833, 69636, 87045, 91190, 100309, 109428, 116060, 127666, 136785, 174090, 182380, 191499, 200618, 255332, 273570, 300927, 319165, 348180, 382998, 401236, 501545, 547140, 601854, 638330, 702163, 765996, 957495, 1003090, 1203708, 1276660, 1404326, 1504635, 1914990, 2006180, 2106489, 2808652, 3009270, 3510815, 3829980, 4212978, 6018540, 7021630, 8425956, 10532445, 14043260, 21064890, 42129780]

約数ペア:

[(1, 42129780), (2, 21064890), (3, 14043260), (4, 10532445), (5, 8425956), (6, 7021630), (7, 6018540), (10, 4212978), (11, 3829980), (12, 3510815), (14, 3009270), (15, 2808652), (20, 2106489), (21, 2006180), (22, 1914990), (28, 1504635), (30, 1404326), (33, 1276660), (35, 1203708), (42, 1003090), (44, 957495), (55, 765996), (60, 702163), (66, 638330), (70, 601854), (77, 547140), (84, 501545), (105, 401236), (110, 382998), (121, 348180), (132, 319165), (140, 300927), (154, 273570), (165, 255332), (210, 200618), (220, 191499), (231, 182380), (242, 174090), (308, 136785), (330, 127666), (363, 116060), (385, 109428), (420, 100309), (462, 91190), (484, 87045), (605, 69636), (660, 63833), (726, 58030), (770, 54714), (829, 50820), (847, 49740), (924, 45595), (1155, 36476), (1210, 34818), (1452, 29015), (1540, 27357), (1658, 25410), (1694, 24870), (1815, 23212), (2310, 18238), (2420, 17409), (2487, 16940), (2541, 16580), (3316, 12705), (3388, 12435), (3630, 11606), (4145, 10164), (4235, 9948), (4620, 9119), (4974, 8470), (5082, 8290), (5803, 7260)]