291240690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20183}}^1$

素因数の和:20243

約数の個数: 64

約数和(自身を含む): 773127936

約数和(自身を除く): 481887246

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 185, 195, 222, 370, 390, 481, 555, 962, 1110, 1443, 2405, 2886, 4810, 7215, 14430, 20183, 40366, 60549, 100915, 121098, 201830, 262379, 302745, 524758, 605490, 746771, 787137, 1311895, 1493542, 1574274, 2240313, 2623790, 3733855, 3935685, 4480626, 7467710, 7871370, 9708023, 11201565, 19416046, 22403130, 29124069, 48540115, 58248138, 97080230, 145620345, 291240690]

約数ペア:

[(1, 291240690), (2, 145620345), (3, 97080230), (5, 58248138), (6, 48540115), (10, 29124069), (13, 22403130), (15, 19416046), (26, 11201565), (30, 9708023), (37, 7871370), (39, 7467710), (65, 4480626), (74, 3935685), (78, 3733855), (111, 2623790), (130, 2240313), (185, 1574274), (195, 1493542), (222, 1311895), (370, 787137), (390, 746771), (481, 605490), (555, 524758), (962, 302745), (1110, 262379), (1443, 201830), (2405, 121098), (2886, 100915), (4810, 60549), (7215, 40366), (14430, 20183)]