201731580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{941}}^1$

素因数の和:1356

約数の個数: 96

約数和(自身を含む): 629858880

約数和(自身を除く): 428127300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 397, 540, 794, 941, 1191, 1588, 1882, 1985, 2382, 2823, 3573, 3764, 3970, 4705, 4764, 5646, 5955, 7146, 7940, 8469, 9410, 10719, 11292, 11910, 14115, 14292, 16938, 17865, 18820, 21438, 23820, 25407, 28230, 33876, 35730, 42345, 42876, 50814, 53595, 56460, 71460, 84690, 101628, 107190, 127035, 169380, 214380, 254070, 373577, 508140, 747154, 1120731, 1494308, 1867885, 2241462, 3362193, 3735770, 4482924, 5603655, 6724386, 7471540, 10086579, 11207310, 13448772, 16810965, 20173158, 22414620, 33621930, 40346316, 50432895, 67243860, 100865790, 201731580]

約数ペア:

[(1, 201731580), (2, 100865790), (3, 67243860), (4, 50432895), (5, 40346316), (6, 33621930), (9, 22414620), (10, 20173158), (12, 16810965), (15, 13448772), (18, 11207310), (20, 10086579), (27, 7471540), (30, 6724386), (36, 5603655), (45, 4482924), (54, 3735770), (60, 3362193), (90, 2241462), (108, 1867885), (135, 1494308), (180, 1120731), (270, 747154), (397, 508140), (540, 373577), (794, 254070), (941, 214380), (1191, 169380), (1588, 127035), (1882, 107190), (1985, 101628), (2382, 84690), (2823, 71460), (3573, 56460), (3764, 53595), (3970, 50814), (4705, 42876), (4764, 42345), (5646, 35730), (5955, 33876), (7146, 28230), (7940, 25407), (8469, 23820), (9410, 21438), (10719, 18820), (11292, 17865), (11910, 16938), (14115, 14292)]