640457861196

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{367}}^1\times {\mathrm{24611}}^1$

素因数の和:25315

約数の個数: 96

約数和(自身を含む): 1582476779520

約数和(自身を除く): 942018918324

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 311, 367, 622, 734, 933, 1101, 1244, 1468, 1866, 2202, 3732, 4404, 5909, 6973, 11818, 13946, 17727, 20919, 23636, 24611, 27892, 35454, 41838, 49222, 70908, 73833, 83676, 98444, 114137, 147666, 228274, 295332, 342411, 456548, 467609, 684822, 935218, 1369644, 1402827, 1870436, 2168603, 2805654, 4337206, 5611308, 6505809, 7654021, 8674412, 9032237, 13011618, 15308042, 18064474, 22962063, 26023236, 27096711, 30616084, 36128948, 45924126, 54193422, 91848252, 108386844, 145426399, 171612503, 290852798, 343225006, 436279197, 514837509, 581705596, 686450012, 872558394, 1029675018, 1745116788, 2059350036, 2809025707, 5618051414, 8427077121, 11236102828, 16854154242, 33708308484, 53371488433, 106742976866, 160114465299, 213485953732, 320228930598, 640457861196]

約数ペア:

[(1, 640457861196), (2, 320228930598), (3, 213485953732), (4, 160114465299), (6, 106742976866), (12, 53371488433), (19, 33708308484), (38, 16854154242), (57, 11236102828), (76, 8427077121), (114, 5618051414), (228, 2809025707), (311, 2059350036), (367, 1745116788), (622, 1029675018), (734, 872558394), (933, 686450012), (1101, 581705596), (1244, 514837509), (1468, 436279197), (1866, 343225006), (2202, 290852798), (3732, 171612503), (4404, 145426399), (5909, 108386844), (6973, 91848252), (11818, 54193422), (13946, 45924126), (17727, 36128948), (20919, 30616084), (23636, 27096711), (24611, 26023236), (27892, 22962063), (35454, 18064474), (41838, 15308042), (49222, 13011618), (70908, 9032237), (73833, 8674412), (83676, 7654021), (98444, 6505809), (114137, 5611308), (147666, 4337206), (228274, 2805654), (295332, 2168603), (342411, 1870436), (456548, 1402827), (467609, 1369644), (684822, 935218)]