726666040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{11057}}^1$

素因数の和:11152

約数の個数: 64

約数和(自身を含む): 1719740160

約数和(自身を除く): 993074120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1060, 1240, 1643, 2120, 3286, 6572, 8215, 11057, 13144, 16430, 22114, 32860, 44228, 55285, 65720, 88456, 110570, 221140, 342767, 442280, 586021, 685534, 1172042, 1371068, 1713835, 2344084, 2742136, 2930105, 3427670, 4688168, 5860210, 6855340, 11720420, 13710680, 18166651, 23440840, 36333302, 72666604, 90833255, 145333208, 181666510, 363333020, 726666040]

約数ペア:

[(1, 726666040), (2, 363333020), (4, 181666510), (5, 145333208), (8, 90833255), (10, 72666604), (20, 36333302), (31, 23440840), (40, 18166651), (53, 13710680), (62, 11720420), (106, 6855340), (124, 5860210), (155, 4688168), (212, 3427670), (248, 2930105), (265, 2742136), (310, 2344084), (424, 1713835), (530, 1371068), (620, 1172042), (1060, 685534), (1240, 586021), (1643, 442280), (2120, 342767), (3286, 221140), (6572, 110570), (8215, 88456), (11057, 65720), (13144, 55285), (16430, 44228), (22114, 32860)]