157846640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{601}}^1$

素因数の和:695

約数の個数: 120

約数和(自身を含む): 434003472

約数和(自身を除く): 276156832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 67, 70, 80, 98, 112, 134, 140, 196, 245, 268, 280, 335, 392, 469, 490, 536, 560, 601, 670, 784, 938, 980, 1072, 1202, 1340, 1876, 1960, 2345, 2404, 2680, 3005, 3283, 3752, 3920, 4207, 4690, 4808, 5360, 6010, 6566, 7504, 8414, 9380, 9616, 12020, 13132, 16415, 16828, 18760, 21035, 24040, 26264, 29449, 32830, 33656, 37520, 40267, 42070, 48080, 52528, 58898, 65660, 67312, 80534, 84140, 117796, 131320, 147245, 161068, 168280, 201335, 235592, 262640, 281869, 294490, 322136, 336560, 402670, 471184, 563738, 588980, 644272, 805340, 1127476, 1177960, 1409345, 1610680, 1973083, 2254952, 2355920, 2818690, 3221360, 3946166, 4509904, 5637380, 7892332, 9865415, 11274760, 15784664, 19730830, 22549520, 31569328, 39461660, 78923320, 157846640]

約数ペア:

[(1, 157846640), (2, 78923320), (4, 39461660), (5, 31569328), (7, 22549520), (8, 19730830), (10, 15784664), (14, 11274760), (16, 9865415), (20, 7892332), (28, 5637380), (35, 4509904), (40, 3946166), (49, 3221360), (56, 2818690), (67, 2355920), (70, 2254952), (80, 1973083), (98, 1610680), (112, 1409345), (134, 1177960), (140, 1127476), (196, 805340), (245, 644272), (268, 588980), (280, 563738), (335, 471184), (392, 402670), (469, 336560), (490, 322136), (536, 294490), (560, 281869), (601, 262640), (670, 235592), (784, 201335), (938, 168280), (980, 161068), (1072, 147245), (1202, 131320), (1340, 117796), (1876, 84140), (1960, 80534), (2345, 67312), (2404, 65660), (2680, 58898), (3005, 52528), (3283, 48080), (3752, 42070), (3920, 40267), (4207, 37520), (4690, 33656), (4808, 32830), (5360, 29449), (6010, 26264), (6566, 24040), (7504, 21035), (8414, 18760), (9380, 16828), (9616, 16415), (12020, 13132)]