143269720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{907}}^1$

素因数の和:1288

約数の個数: 64

約数和(自身を含む): 353030400

約数和(自身を除く): 209760680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 359, 440, 718, 907, 1436, 1795, 1814, 2872, 3590, 3628, 3949, 4535, 7180, 7256, 7898, 9070, 9977, 14360, 15796, 18140, 19745, 19954, 31592, 36280, 39490, 39908, 49885, 78980, 79816, 99770, 157960, 199540, 325613, 399080, 651226, 1302452, 1628065, 2604904, 3256130, 3581743, 6512260, 7163486, 13024520, 14326972, 17908715, 28653944, 35817430, 71634860, 143269720]

約数ペア:

[(1, 143269720), (2, 71634860), (4, 35817430), (5, 28653944), (8, 17908715), (10, 14326972), (11, 13024520), (20, 7163486), (22, 6512260), (40, 3581743), (44, 3256130), (55, 2604904), (88, 1628065), (110, 1302452), (220, 651226), (359, 399080), (440, 325613), (718, 199540), (907, 157960), (1436, 99770), (1795, 79816), (1814, 78980), (2872, 49885), (3590, 39908), (3628, 39490), (3949, 36280), (4535, 31592), (7180, 19954), (7256, 19745), (7898, 18140), (9070, 15796), (9977, 14360)]