71447280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{853}}^1$

素因数の和:1218

約数の個数: 80

約数和(自身を含む): 222381600

約数和(自身を除く): 150934320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 349, 698, 853, 1047, 1396, 1706, 1745, 2094, 2559, 2792, 3412, 3490, 4188, 4265, 5118, 5235, 5584, 6824, 6980, 8376, 8530, 10236, 10470, 12795, 13648, 13960, 16752, 17060, 20472, 20940, 25590, 27920, 34120, 40944, 41880, 51180, 68240, 83760, 102360, 204720, 297697, 595394, 893091, 1190788, 1488485, 1786182, 2381576, 2976970, 3572364, 4465455, 4763152, 5953940, 7144728, 8930910, 11907880, 14289456, 17861820, 23815760, 35723640, 71447280]

約数ペア:

[(1, 71447280), (2, 35723640), (3, 23815760), (4, 17861820), (5, 14289456), (6, 11907880), (8, 8930910), (10, 7144728), (12, 5953940), (15, 4763152), (16, 4465455), (20, 3572364), (24, 2976970), (30, 2381576), (40, 1786182), (48, 1488485), (60, 1190788), (80, 893091), (120, 595394), (240, 297697), (349, 204720), (698, 102360), (853, 83760), (1047, 68240), (1396, 51180), (1706, 41880), (1745, 40944), (2094, 34120), (2559, 27920), (2792, 25590), (3412, 20940), (3490, 20472), (4188, 17060), (4265, 16752), (5118, 13960), (5235, 13648), (5584, 12795), (6824, 10470), (6980, 10236), (8376, 8530)]