780534120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{209821}}^1$

素因数の和:209866

約数の個数: 64

約数和(自身を含む): 2417149440

約数和(自身を除く): 1636615320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 209821, 419642, 629463, 839284, 1049105, 1258926, 1678568, 2098210, 2517852, 3147315, 4196420, 5035704, 6294630, 6504451, 8392840, 12589260, 13008902, 19513353, 25178520, 26017804, 32522255, 39026706, 52035608, 65044510, 78053412, 97566765, 130089020, 156106824, 195133530, 260178040, 390267060, 780534120]

約数ペア:

[(1, 780534120), (2, 390267060), (3, 260178040), (4, 195133530), (5, 156106824), (6, 130089020), (8, 97566765), (10, 78053412), (12, 65044510), (15, 52035608), (20, 39026706), (24, 32522255), (30, 26017804), (31, 25178520), (40, 19513353), (60, 13008902), (62, 12589260), (93, 8392840), (120, 6504451), (124, 6294630), (155, 5035704), (186, 4196420), (248, 3147315), (310, 2517852), (372, 2098210), (465, 1678568), (620, 1258926), (744, 1049105), (930, 839284), (1240, 629463), (1860, 419642), (3720, 209821)]