310731900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{2609}}^1$

素因数の和:3023

約数の個数: 72

約数和(自身を含む): 901661040

約数和(自身を除く): 590929140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 397, 794, 1191, 1588, 1985, 2382, 2609, 3970, 4764, 5218, 5955, 7827, 7940, 9925, 10436, 11910, 13045, 15654, 19850, 23820, 26090, 29775, 31308, 39135, 39700, 52180, 59550, 65225, 78270, 119100, 130450, 156540, 195675, 260900, 391350, 782700, 1035773, 2071546, 3107319, 4143092, 5178865, 6214638, 10357730, 12429276, 15536595, 20715460, 25894325, 31073190, 51788650, 62146380, 77682975, 103577300, 155365950, 310731900]

約数ペア:

[(1, 310731900), (2, 155365950), (3, 103577300), (4, 77682975), (5, 62146380), (6, 51788650), (10, 31073190), (12, 25894325), (15, 20715460), (20, 15536595), (25, 12429276), (30, 10357730), (50, 6214638), (60, 5178865), (75, 4143092), (100, 3107319), (150, 2071546), (300, 1035773), (397, 782700), (794, 391350), (1191, 260900), (1588, 195675), (1985, 156540), (2382, 130450), (2609, 119100), (3970, 78270), (4764, 65225), (5218, 59550), (5955, 52180), (7827, 39700), (7940, 39135), (9925, 31308), (10436, 29775), (11910, 26090), (13045, 23820), (15654, 19850)]