149911040

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1889}}^1$

素因数の和:1943

約数の個数: 80

約数和(自身を含む): 371226240

約数和(自身を除く): 221315200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1889, 1984, 2480, 2560, 3778, 3968, 4960, 7556, 7936, 9445, 9920, 15112, 15872, 18890, 19840, 30224, 37780, 39680, 58559, 60448, 75560, 79360, 117118, 120896, 151120, 234236, 241792, 292795, 302240, 468472, 483584, 585590, 604480, 936944, 967168, 1171180, 1208960, 1873888, 2342360, 2417920, 3747776, 4684720, 4835840, 7495552, 9369440, 14991104, 18738880, 29982208, 37477760, 74955520, 149911040]

約数ペア:

[(1, 149911040), (2, 74955520), (4, 37477760), (5, 29982208), (8, 18738880), (10, 14991104), (16, 9369440), (20, 7495552), (31, 4835840), (32, 4684720), (40, 3747776), (62, 2417920), (64, 2342360), (80, 1873888), (124, 1208960), (128, 1171180), (155, 967168), (160, 936944), (248, 604480), (256, 585590), (310, 483584), (320, 468472), (496, 302240), (512, 292795), (620, 241792), (640, 234236), (992, 151120), (1240, 120896), (1280, 117118), (1889, 79360), (1984, 75560), (2480, 60448), (2560, 58559), (3778, 39680), (3968, 37780), (4960, 30224), (7556, 19840), (7936, 18890), (9445, 15872), (9920, 15112)]