77187840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20101}}^1$

素因数の和:20125

約数の個数: 72

約数和(自身を含む): 246530928

約数和(自身を除く): 169343088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 20101, 40202, 60303, 80404, 100505, 120606, 160808, 201010, 241212, 301515, 321616, 402020, 482424, 603030, 643232, 804040, 964848, 1206060, 1286464, 1608080, 1929696, 2412120, 2572928, 3216160, 3859392, 4824240, 5145856, 6432320, 7718784, 9648480, 12864640, 15437568, 19296960, 25729280, 38593920, 77187840]

約数ペア:

[(1, 77187840), (2, 38593920), (3, 25729280), (4, 19296960), (5, 15437568), (6, 12864640), (8, 9648480), (10, 7718784), (12, 6432320), (15, 5145856), (16, 4824240), (20, 3859392), (24, 3216160), (30, 2572928), (32, 2412120), (40, 1929696), (48, 1608080), (60, 1286464), (64, 1206060), (80, 964848), (96, 804040), (120, 643232), (128, 603030), (160, 482424), (192, 402020), (240, 321616), (256, 301515), (320, 241212), (384, 201010), (480, 160808), (640, 120606), (768, 100505), (960, 80404), (1280, 60303), (1920, 40202), (3840, 20101)]