1440341980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8741}}^1$

素因数の和:8875

約数の個数: 96

約数和(自身を含む): 3806756352

約数和(自身を除く): 2366414372

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 107, 110, 140, 154, 214, 220, 308, 385, 428, 535, 749, 770, 1070, 1177, 1498, 1540, 2140, 2354, 2996, 3745, 4708, 5885, 7490, 8239, 8741, 11770, 14980, 16478, 17482, 23540, 32956, 34964, 41195, 43705, 61187, 82390, 87410, 96151, 122374, 164780, 174820, 192302, 244748, 305935, 384604, 480755, 611870, 673057, 935287, 961510, 1223740, 1346114, 1870574, 1923020, 2692228, 3365285, 3741148, 4676435, 6547009, 6730570, 9352870, 10288157, 13094018, 13461140, 18705740, 20576314, 26188036, 32735045, 41152628, 51440785, 65470090, 72017099, 102881570, 130940180, 144034198, 205763140, 288068396, 360085495, 720170990, 1440341980]

約数ペア:

[(1, 1440341980), (2, 720170990), (4, 360085495), (5, 288068396), (7, 205763140), (10, 144034198), (11, 130940180), (14, 102881570), (20, 72017099), (22, 65470090), (28, 51440785), (35, 41152628), (44, 32735045), (55, 26188036), (70, 20576314), (77, 18705740), (107, 13461140), (110, 13094018), (140, 10288157), (154, 9352870), (214, 6730570), (220, 6547009), (308, 4676435), (385, 3741148), (428, 3365285), (535, 2692228), (749, 1923020), (770, 1870574), (1070, 1346114), (1177, 1223740), (1498, 961510), (1540, 935287), (2140, 673057), (2354, 611870), (2996, 480755), (3745, 384604), (4708, 305935), (5885, 244748), (7490, 192302), (8239, 174820), (8741, 164780), (11770, 122374), (14980, 96151), (16478, 87410), (17482, 82390), (23540, 61187), (32956, 43705), (34964, 41195)]