31880310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:438

約数の個数: 128

約数和(自身を含む): 98233344

約数和(自身を除く): 66353034

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 37, 42, 55, 66, 70, 74, 77, 105, 110, 111, 154, 165, 185, 210, 222, 231, 259, 330, 370, 373, 385, 407, 462, 518, 555, 746, 770, 777, 814, 1110, 1119, 1155, 1221, 1295, 1554, 1865, 2035, 2238, 2310, 2442, 2590, 2611, 2849, 3730, 3885, 4070, 4103, 5222, 5595, 5698, 6105, 7770, 7833, 8206, 8547, 11190, 12210, 12309, 13055, 13801, 14245, 15666, 17094, 20515, 24618, 26110, 27602, 28490, 28721, 39165, 41030, 41403, 42735, 57442, 61545, 69005, 78330, 82806, 85470, 86163, 96607, 123090, 138010, 143605, 151811, 172326, 193214, 207015, 287210, 289821, 303622, 414030, 430815, 455433, 483035, 579642, 759055, 861630, 910866, 966070, 1062677, 1449105, 1518110, 2125354, 2277165, 2898210, 3188031, 4554330, 5313385, 6376062, 10626770, 15940155, 31880310]

約数ペア:

[(1, 31880310), (2, 15940155), (3, 10626770), (5, 6376062), (6, 5313385), (7, 4554330), (10, 3188031), (11, 2898210), (14, 2277165), (15, 2125354), (21, 1518110), (22, 1449105), (30, 1062677), (33, 966070), (35, 910866), (37, 861630), (42, 759055), (55, 579642), (66, 483035), (70, 455433), (74, 430815), (77, 414030), (105, 303622), (110, 289821), (111, 287210), (154, 207015), (165, 193214), (185, 172326), (210, 151811), (222, 143605), (231, 138010), (259, 123090), (330, 96607), (370, 86163), (373, 85470), (385, 82806), (407, 78330), (462, 69005), (518, 61545), (555, 57442), (746, 42735), (770, 41403), (777, 41030), (814, 39165), (1110, 28721), (1119, 28490), (1155, 27602), (1221, 26110), (1295, 24618), (1554, 20515), (1865, 17094), (2035, 15666), (2238, 14245), (2310, 13801), (2442, 13055), (2590, 12309), (2611, 12210), (2849, 11190), (3730, 8547), (3885, 8206), (4070, 7833), (4103, 7770), (5222, 6105), (5595, 5698)]