308392588

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 650168736

約数和(自身を除く): 341776148

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 157, 217, 292, 314, 434, 511, 628, 868, 961, 1022, 1099, 1922, 2044, 2198, 2263, 3844, 4396, 4526, 4867, 6727, 9052, 9734, 11461, 13454, 15841, 19468, 22922, 26908, 31682, 34069, 45844, 63364, 68138, 70153, 80227, 136276, 140306, 150877, 160454, 280612, 301754, 320908, 355291, 491071, 603508, 710582, 982142, 1056139, 1421164, 1964284, 2112278, 2487037, 4224556, 4974074, 9948148, 11014021, 22028042, 44056084, 77098147, 154196294, 308392588]

約数ペア:

[(1, 308392588), (2, 154196294), (4, 77098147), (7, 44056084), (14, 22028042), (28, 11014021), (31, 9948148), (62, 4974074), (73, 4224556), (124, 2487037), (146, 2112278), (157, 1964284), (217, 1421164), (292, 1056139), (314, 982142), (434, 710582), (511, 603508), (628, 491071), (868, 355291), (961, 320908), (1022, 301754), (1099, 280612), (1922, 160454), (2044, 150877), (2198, 140306), (2263, 136276), (3844, 80227), (4396, 70153), (4526, 68138), (4867, 63364), (6727, 45844), (9052, 34069), (9734, 31682), (11461, 26908), (13454, 22922), (15841, 19468)]