71314380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2659}}^1$

素因数の和:2823

約数の個数: 72

約数和(自身を含む): 217854000

約数和(自身を除く): 146539620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2659, 2682, 2980, 4470, 5318, 5364, 6705, 7977, 8940, 10636, 13295, 13410, 15954, 23931, 26590, 26820, 31908, 39885, 47862, 53180, 79770, 95724, 119655, 159540, 239310, 396191, 478620, 792382, 1188573, 1584764, 1980955, 2377146, 3565719, 3961910, 4754292, 5942865, 7131438, 7923820, 11885730, 14262876, 17828595, 23771460, 35657190, 71314380]

約数ペア:

[(1, 71314380), (2, 35657190), (3, 23771460), (4, 17828595), (5, 14262876), (6, 11885730), (9, 7923820), (10, 7131438), (12, 5942865), (15, 4754292), (18, 3961910), (20, 3565719), (30, 2377146), (36, 1980955), (45, 1584764), (60, 1188573), (90, 792382), (149, 478620), (180, 396191), (298, 239310), (447, 159540), (596, 119655), (745, 95724), (894, 79770), (1341, 53180), (1490, 47862), (1788, 39885), (2235, 31908), (2659, 26820), (2682, 26590), (2980, 23931), (4470, 15954), (5318, 13410), (5364, 13295), (6705, 10636), (7977, 8940)]