307629568

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 80

約数和(自身を含む): 640070640

約数和(自身を除く): 332441072

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 89, 128, 157, 172, 178, 256, 314, 344, 356, 512, 628, 688, 712, 1256, 1376, 1424, 2512, 2752, 2848, 3827, 5024, 5504, 5696, 6751, 7654, 10048, 11008, 11392, 13502, 13973, 15308, 20096, 22016, 22784, 27004, 27946, 30616, 40192, 45568, 54008, 55892, 61232, 80384, 108016, 111784, 122464, 216032, 223568, 244928, 432064, 447136, 489856, 600839, 864128, 894272, 979712, 1201678, 1728256, 1788544, 1959424, 2403356, 3456512, 3577088, 4806712, 7154176, 9613424, 19226848, 38453696, 76907392, 153814784, 307629568]

約数ペア:

[(1, 307629568), (2, 153814784), (4, 76907392), (8, 38453696), (16, 19226848), (32, 9613424), (43, 7154176), (64, 4806712), (86, 3577088), (89, 3456512), (128, 2403356), (157, 1959424), (172, 1788544), (178, 1728256), (256, 1201678), (314, 979712), (344, 894272), (356, 864128), (512, 600839), (628, 489856), (688, 447136), (712, 432064), (1256, 244928), (1376, 223568), (1424, 216032), (2512, 122464), (2752, 111784), (2848, 108016), (3827, 80384), (5024, 61232), (5504, 55892), (5696, 54008), (6751, 45568), (7654, 40192), (10048, 30616), (11008, 27946), (11392, 27004), (13502, 22784), (13973, 22016), (15308, 20096)]