30353920

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:261

約数の個数: 80

約数和(自身を含む): 74245248

約数和(自身を除く): 43891328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 167, 256, 284, 320, 334, 355, 512, 568, 640, 668, 710, 835, 1136, 1280, 1336, 1420, 1670, 2272, 2560, 2672, 2840, 3340, 4544, 5344, 5680, 6680, 9088, 10688, 11360, 11857, 13360, 18176, 21376, 22720, 23714, 26720, 36352, 42752, 45440, 47428, 53440, 59285, 85504, 90880, 94856, 106880, 118570, 181760, 189712, 213760, 237140, 379424, 427520, 474280, 758848, 948560, 1517696, 1897120, 3035392, 3794240, 6070784, 7588480, 15176960, 30353920]

約数ペア:

[(1, 30353920), (2, 15176960), (4, 7588480), (5, 6070784), (8, 3794240), (10, 3035392), (16, 1897120), (20, 1517696), (32, 948560), (40, 758848), (64, 474280), (71, 427520), (80, 379424), (128, 237140), (142, 213760), (160, 189712), (167, 181760), (256, 118570), (284, 106880), (320, 94856), (334, 90880), (355, 85504), (512, 59285), (568, 53440), (640, 47428), (668, 45440), (710, 42752), (835, 36352), (1136, 26720), (1280, 23714), (1336, 22720), (1420, 21376), (1670, 18176), (2272, 13360), (2560, 11857), (2672, 11360), (2840, 10688), (3340, 9088), (4544, 6680), (5344, 5680)]