90939520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:462

約数の個数: 128

約数和(自身を含む): 253808640

約数和(自身を除く): 162869120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 280, 320, 371, 383, 424, 448, 530, 560, 640, 742, 766, 848, 896, 1060, 1120, 1484, 1532, 1696, 1855, 1915, 2120, 2240, 2681, 2968, 3064, 3392, 3710, 3830, 4240, 4480, 5362, 5936, 6128, 6784, 7420, 7660, 8480, 10724, 11872, 12256, 13405, 14840, 15320, 16960, 20299, 21448, 23744, 24512, 26810, 29680, 30640, 33920, 40598, 42896, 47488, 49024, 53620, 59360, 61280, 81196, 85792, 101495, 107240, 118720, 122560, 142093, 162392, 171584, 202990, 214480, 237440, 245120, 284186, 324784, 343168, 405980, 428960, 568372, 649568, 710465, 811960, 857920, 1136744, 1299136, 1420930, 1623920, 1715840, 2273488, 2598272, 2841860, 3247840, 4546976, 5683720, 6495680, 9093952, 11367440, 12991360, 18187904, 22734880, 45469760, 90939520]

約数ペア:

[(1, 90939520), (2, 45469760), (4, 22734880), (5, 18187904), (7, 12991360), (8, 11367440), (10, 9093952), (14, 6495680), (16, 5683720), (20, 4546976), (28, 3247840), (32, 2841860), (35, 2598272), (40, 2273488), (53, 1715840), (56, 1623920), (64, 1420930), (70, 1299136), (80, 1136744), (106, 857920), (112, 811960), (128, 710465), (140, 649568), (160, 568372), (212, 428960), (224, 405980), (265, 343168), (280, 324784), (320, 284186), (371, 245120), (383, 237440), (424, 214480), (448, 202990), (530, 171584), (560, 162392), (640, 142093), (742, 122560), (766, 118720), (848, 107240), (896, 101495), (1060, 85792), (1120, 81196), (1484, 61280), (1532, 59360), (1696, 53620), (1855, 49024), (1915, 47488), (2120, 42896), (2240, 40598), (2681, 33920), (2968, 30640), (3064, 29680), (3392, 26810), (3710, 24512), (3830, 23744), (4240, 21448), (4480, 20299), (5362, 16960), (5936, 15320), (6128, 14840), (6784, 13405), (7420, 12256), (7660, 11872), (8480, 10724)]