187435780

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:426

約数の個数: 96

約数和(自身を含む): 465696000

約数和(自身を除く): 278260220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 307, 343, 356, 445, 490, 614, 623, 686, 890, 980, 1228, 1246, 1372, 1535, 1715, 1780, 2149, 2492, 3070, 3115, 3430, 4298, 4361, 6140, 6230, 6860, 8596, 8722, 10745, 12460, 15043, 17444, 21490, 21805, 27323, 30086, 30527, 42980, 43610, 54646, 60172, 61054, 75215, 87220, 105301, 109292, 122108, 136615, 150430, 152635, 191261, 210602, 273230, 300860, 305270, 382522, 421204, 526505, 546460, 610540, 765044, 956305, 1053010, 1338827, 1912610, 2106020, 2677654, 3825220, 5355308, 6694135, 9371789, 13388270, 18743578, 26776540, 37487156, 46858945, 93717890, 187435780]

約数ペア:

[(1, 187435780), (2, 93717890), (4, 46858945), (5, 37487156), (7, 26776540), (10, 18743578), (14, 13388270), (20, 9371789), (28, 6694135), (35, 5355308), (49, 3825220), (70, 2677654), (89, 2106020), (98, 1912610), (140, 1338827), (178, 1053010), (196, 956305), (245, 765044), (307, 610540), (343, 546460), (356, 526505), (445, 421204), (490, 382522), (614, 305270), (623, 300860), (686, 273230), (890, 210602), (980, 191261), (1228, 152635), (1246, 150430), (1372, 136615), (1535, 122108), (1715, 109292), (1780, 105301), (2149, 87220), (2492, 75215), (3070, 61054), (3115, 60172), (3430, 54646), (4298, 43610), (4361, 42980), (6140, 30527), (6230, 30086), (6860, 27323), (8596, 21805), (8722, 21490), (10745, 17444), (12460, 15043)]