78444990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22349}}^1$

素因数の和:22378

約数の個数: 64

約数和(自身を含む): 225288000

約数和(自身を除く): 146843010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 22349, 44698, 67047, 111745, 134094, 201141, 223490, 290537, 335235, 402282, 581074, 603423, 670470, 871611, 1005705, 1206846, 1452685, 1743222, 2011410, 2614833, 2905370, 3017115, 4358055, 5229666, 6034230, 7844499, 8716110, 13074165, 15688998, 26148330, 39222495, 78444990]

約数ペア:

[(1, 78444990), (2, 39222495), (3, 26148330), (5, 15688998), (6, 13074165), (9, 8716110), (10, 7844499), (13, 6034230), (15, 5229666), (18, 4358055), (26, 3017115), (27, 2905370), (30, 2614833), (39, 2011410), (45, 1743222), (54, 1452685), (65, 1206846), (78, 1005705), (90, 871611), (117, 670470), (130, 603423), (135, 581074), (195, 402282), (234, 335235), (270, 290537), (351, 223490), (390, 201141), (585, 134094), (702, 111745), (1170, 67047), (1755, 44698), (3510, 22349)]