20149081380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1\times {\mathrm{1301}}^1$

素因数の和:2074

約数の個数: 144

約数和(自身を含む): 61705425600

約数和(自身を除く): 41556344220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 619, 695, 834, 1238, 1251, 1301, 1390, 1668, 1857, 2085, 2476, 2502, 2602, 2780, 3095, 3714, 3903, 4170, 5004, 5204, 5571, 6190, 6255, 6505, 7428, 7806, 8340, 9285, 11142, 11709, 12380, 12510, 13010, 15612, 18570, 19515, 22284, 23418, 25020, 26020, 27855, 37140, 39030, 46836, 55710, 58545, 78060, 86041, 111420, 117090, 172082, 180839, 234180, 258123, 344164, 361678, 430205, 516246, 542517, 723356, 774369, 805319, 860410, 904195, 1032492, 1085034, 1290615, 1548738, 1610638, 1627551, 1720820, 1808390, 2170068, 2415957, 2581230, 2712585, 3097476, 3221276, 3255102, 3616780, 3871845, 4026595, 4831914, 5162460, 5425170, 6510204, 7247871, 7743690, 8053190, 8137755, 9663828, 10850340, 12079785, 14495742, 15487380, 16106380, 16275510, 24159570, 28991484, 32551020, 36239355, 48319140, 72478710, 111939341, 144957420, 223878682, 335818023, 447757364, 559696705, 671636046, 1007454069, 1119393410, 1343272092, 1679090115, 2014908138, 2238786820, 3358180230, 4029816276, 5037270345, 6716360460, 10074540690, 20149081380]

約数ペア:

[(1, 20149081380), (2, 10074540690), (3, 6716360460), (4, 5037270345), (5, 4029816276), (6, 3358180230), (9, 2238786820), (10, 2014908138), (12, 1679090115), (15, 1343272092), (18, 1119393410), (20, 1007454069), (30, 671636046), (36, 559696705), (45, 447757364), (60, 335818023), (90, 223878682), (139, 144957420), (180, 111939341), (278, 72478710), (417, 48319140), (556, 36239355), (619, 32551020), (695, 28991484), (834, 24159570), (1238, 16275510), (1251, 16106380), (1301, 15487380), (1390, 14495742), (1668, 12079785), (1857, 10850340), (2085, 9663828), (2476, 8137755), (2502, 8053190), (2602, 7743690), (2780, 7247871), (3095, 6510204), (3714, 5425170), (3903, 5162460), (4170, 4831914), (5004, 4026595), (5204, 3871845), (5571, 3616780), (6190, 3255102), (6255, 3221276), (6505, 3097476), (7428, 2712585), (7806, 2581230), (8340, 2415957), (9285, 2170068), (11142, 1808390), (11709, 1720820), (12380, 1627551), (12510, 1610638), (13010, 1548738), (15612, 1290615), (18570, 1085034), (19515, 1032492), (22284, 904195), (23418, 860410), (25020, 805319), (26020, 774369), (27855, 723356), (37140, 542517), (39030, 516246), (46836, 430205), (55710, 361678), (58545, 344164), (78060, 258123), (86041, 234180), (111420, 180839), (117090, 172082)]