340456508

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 722413440

約数和(自身を除く): 381956932

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 137, 196, 217, 274, 409, 434, 548, 818, 868, 959, 1519, 1636, 1918, 2863, 3038, 3836, 4247, 5726, 6076, 6713, 8494, 11452, 12679, 13426, 16988, 20041, 25358, 26852, 29729, 40082, 50716, 56033, 59458, 80164, 88753, 112066, 118916, 177506, 208103, 224132, 355012, 392231, 416206, 621271, 784462, 832412, 1242542, 1568924, 1737023, 2485084, 2745617, 3474046, 5491234, 6948092, 10982468, 12159161, 24318322, 48636644, 85114127, 170228254, 340456508]

約数ペア:

[(1, 340456508), (2, 170228254), (4, 85114127), (7, 48636644), (14, 24318322), (28, 12159161), (31, 10982468), (49, 6948092), (62, 5491234), (98, 3474046), (124, 2745617), (137, 2485084), (196, 1737023), (217, 1568924), (274, 1242542), (409, 832412), (434, 784462), (548, 621271), (818, 416206), (868, 392231), (959, 355012), (1519, 224132), (1636, 208103), (1918, 177506), (2863, 118916), (3038, 112066), (3836, 88753), (4247, 80164), (5726, 59458), (6076, 56033), (6713, 50716), (8494, 40082), (11452, 29729), (12679, 26852), (13426, 25358), (16988, 20041)]