281115408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{73}}^2\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 846844608

約数和(自身を除く): 565729200

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 73, 84, 112, 146, 157, 168, 219, 292, 314, 336, 438, 471, 511, 584, 628, 876, 942, 1022, 1099, 1168, 1256, 1533, 1752, 1884, 2044, 2198, 2512, 3066, 3297, 3504, 3768, 4088, 4396, 5329, 6132, 6594, 7536, 8176, 8792, 10658, 11461, 12264, 13188, 15987, 17584, 21316, 22922, 24528, 26376, 31974, 34383, 37303, 42632, 45844, 52752, 63948, 68766, 74606, 80227, 85264, 91688, 111909, 127896, 137532, 149212, 160454, 183376, 223818, 240681, 255792, 275064, 298424, 320908, 447636, 481362, 550128, 596848, 641816, 836653, 895272, 962724, 1283632, 1673306, 1790544, 1925448, 2509959, 3346612, 3850896, 5019918, 5856571, 6693224, 10039836, 11713142, 13386448, 17569713, 20079672, 23426284, 35139426, 40159344, 46852568, 70278852, 93705136, 140557704, 281115408]

約数ペア:

[(1, 281115408), (2, 140557704), (3, 93705136), (4, 70278852), (6, 46852568), (7, 40159344), (8, 35139426), (12, 23426284), (14, 20079672), (16, 17569713), (21, 13386448), (24, 11713142), (28, 10039836), (42, 6693224), (48, 5856571), (56, 5019918), (73, 3850896), (84, 3346612), (112, 2509959), (146, 1925448), (157, 1790544), (168, 1673306), (219, 1283632), (292, 962724), (314, 895272), (336, 836653), (438, 641816), (471, 596848), (511, 550128), (584, 481362), (628, 447636), (876, 320908), (942, 298424), (1022, 275064), (1099, 255792), (1168, 240681), (1256, 223818), (1533, 183376), (1752, 160454), (1884, 149212), (2044, 137532), (2198, 127896), (2512, 111909), (3066, 91688), (3297, 85264), (3504, 80227), (3768, 74606), (4088, 68766), (4396, 63948), (5329, 52752), (6132, 45844), (6594, 42632), (7536, 37303), (8176, 34383), (8792, 31974), (10658, 26376), (11461, 24528), (12264, 22922), (13188, 21316), (15987, 17584)]