149249920

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3823}}^1$

素因数の和:3903

約数の個数: 64

約数和(自身を含む): 362744640

約数和(自身を除く): 213494720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3823, 3904, 4880, 7646, 7808, 9760, 15292, 19115, 19520, 30584, 38230, 39040, 61168, 76460, 122336, 152920, 233203, 244672, 305840, 466406, 489344, 611680, 932812, 1166015, 1223360, 1865624, 2332030, 2446720, 3731248, 4664060, 7462496, 9328120, 14924992, 18656240, 29849984, 37312480, 74624960, 149249920]

約数ペア:

[(1, 149249920), (2, 74624960), (4, 37312480), (5, 29849984), (8, 18656240), (10, 14924992), (16, 9328120), (20, 7462496), (32, 4664060), (40, 3731248), (61, 2446720), (64, 2332030), (80, 1865624), (122, 1223360), (128, 1166015), (160, 932812), (244, 611680), (305, 489344), (320, 466406), (488, 305840), (610, 244672), (640, 233203), (976, 152920), (1220, 122336), (1952, 76460), (2440, 61168), (3823, 39040), (3904, 38230), (4880, 30584), (7646, 19520), (7808, 19115), (9760, 15292)]