1900515540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37397}}^1$

素因数の和:37438

約数の個数: 144

約数和(自身を含む): 6684967296

約数和(自身を除く): 4784451756

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, 847, 924, 1155, 1210, 1452, 1540, 1694, 1815, 2310, 2420, 2541, 3388, 3630, 4235, 4620, 5082, 7260, 8470, 10164, 12705, 16940, 25410, 37397, 50820, 74794, 112191, 149588, 186985, 224382, 261779, 373970, 411367, 448764, 523558, 560955, 747940, 785337, 822734, 1047116, 1121910, 1234101, 1308895, 1570674, 1645468, 2056835, 2243820, 2468202, 2617790, 2879569, 3141348, 3926685, 4113670, 4525037, 4936404, 5235580, 5759138, 6170505, 7853370, 8227340, 8638707, 9050074, 11518276, 12341010, 13575111, 14397845, 15706740, 17277414, 18100148, 22625185, 24682020, 27150222, 28795690, 31675259, 34554828, 43193535, 45250370, 54300444, 57591380, 63350518, 67875555, 86387070, 90500740, 95025777, 126701036, 135751110, 158376295, 172774140, 190051554, 271502220, 316752590, 380103108, 475128885, 633505180, 950257770, 1900515540]

約数ペア:

[(1, 1900515540), (2, 950257770), (3, 633505180), (4, 475128885), (5, 380103108), (6, 316752590), (7, 271502220), (10, 190051554), (11, 172774140), (12, 158376295), (14, 135751110), (15, 126701036), (20, 95025777), (21, 90500740), (22, 86387070), (28, 67875555), (30, 63350518), (33, 57591380), (35, 54300444), (42, 45250370), (44, 43193535), (55, 34554828), (60, 31675259), (66, 28795690), (70, 27150222), (77, 24682020), (84, 22625185), (105, 18100148), (110, 17277414), (121, 15706740), (132, 14397845), (140, 13575111), (154, 12341010), (165, 11518276), (210, 9050074), (220, 8638707), (231, 8227340), (242, 7853370), (308, 6170505), (330, 5759138), (363, 5235580), (385, 4936404), (420, 4525037), (462, 4113670), (484, 3926685), (605, 3141348), (660, 2879569), (726, 2617790), (770, 2468202), (847, 2243820), (924, 2056835), (1155, 1645468), (1210, 1570674), (1452, 1308895), (1540, 1234101), (1694, 1121910), (1815, 1047116), (2310, 822734), (2420, 785337), (2541, 747940), (3388, 560955), (3630, 523558), (4235, 448764), (4620, 411367), (5082, 373970), (7260, 261779), (8470, 224382), (10164, 186985), (12705, 149588), (16940, 112191), (25410, 74794), (37397, 50820)]