228052120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{521}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 532189440

約数和(自身を除く): 304137320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 353, 521, 620, 706, 1042, 1240, 1412, 1765, 2084, 2605, 2824, 3530, 4168, 5210, 7060, 10420, 10943, 14120, 16151, 20840, 21886, 32302, 43772, 54715, 64604, 80755, 87544, 109430, 129208, 161510, 183913, 218860, 323020, 367826, 437720, 646040, 735652, 919565, 1471304, 1839130, 3678260, 5701303, 7356520, 11402606, 22805212, 28506515, 45610424, 57013030, 114026060, 228052120]

約数ペア:

[(1, 228052120), (2, 114026060), (4, 57013030), (5, 45610424), (8, 28506515), (10, 22805212), (20, 11402606), (31, 7356520), (40, 5701303), (62, 3678260), (124, 1839130), (155, 1471304), (248, 919565), (310, 735652), (353, 646040), (521, 437720), (620, 367826), (706, 323020), (1042, 218860), (1240, 183913), (1412, 161510), (1765, 129208), (2084, 109430), (2605, 87544), (2824, 80755), (3530, 64604), (4168, 54715), (5210, 43772), (7060, 32302), (10420, 21886), (10943, 20840), (14120, 16151)]