42591420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:513

約数の個数: 120

約数和(自身を含む): 136116288

約数和(自身を除く): 93524868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 244, 270, 305, 324, 366, 405, 431, 540, 549, 610, 732, 810, 862, 915, 1098, 1220, 1293, 1620, 1647, 1724, 1830, 2155, 2196, 2586, 2745, 3294, 3660, 3879, 4310, 4941, 5172, 5490, 6465, 6588, 7758, 8235, 8620, 9882, 10980, 11637, 12930, 15516, 16470, 19395, 19764, 23274, 24705, 25860, 26291, 32940, 34911, 38790, 46548, 49410, 52582, 58185, 69822, 77580, 78873, 98820, 105164, 116370, 131455, 139644, 157746, 174555, 232740, 236619, 262910, 315492, 349110, 394365, 473238, 525820, 698220, 709857, 788730, 946476, 1183095, 1419714, 1577460, 2129571, 2366190, 2839428, 3549285, 4259142, 4732380, 7098570, 8518284, 10647855, 14197140, 21295710, 42591420]

約数ペア:

[(1, 42591420), (2, 21295710), (3, 14197140), (4, 10647855), (5, 8518284), (6, 7098570), (9, 4732380), (10, 4259142), (12, 3549285), (15, 2839428), (18, 2366190), (20, 2129571), (27, 1577460), (30, 1419714), (36, 1183095), (45, 946476), (54, 788730), (60, 709857), (61, 698220), (81, 525820), (90, 473238), (108, 394365), (122, 349110), (135, 315492), (162, 262910), (180, 236619), (183, 232740), (244, 174555), (270, 157746), (305, 139644), (324, 131455), (366, 116370), (405, 105164), (431, 98820), (540, 78873), (549, 77580), (610, 69822), (732, 58185), (810, 52582), (862, 49410), (915, 46548), (1098, 38790), (1220, 34911), (1293, 32940), (1620, 26291), (1647, 25860), (1724, 24705), (1830, 23274), (2155, 19764), (2196, 19395), (2586, 16470), (2745, 15516), (3294, 12930), (3660, 11637), (3879, 10980), (4310, 9882), (4941, 8620), (5172, 8235), (5490, 7758), (6465, 6588)]